种族植物英语阅读
Ⅰ 我读了些关于植物的书用英文
She (fills ) the bag ( with ) apples.
前天我读了一本关于植物的书.
(The other day ) I read a book about piants.
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Ⅱ 植物学 的英语课阅读题
Botany
, the study of plants, occupies a peculiar position in the history of
human knowledge. For many thousands of years it was the one
field of awareness about which humans had anything more than the
vaguest of insights. It is impossible to know today just what our Stone Age
ancestors knew about plants, but from what we can observe of preinstrial
societies that still exist a detailed learning of plants and their
properties must be extremely ancient. This is logical. Plants are the
basis of the food pyramid for all living things even for other plants. They
have always been enormously important to the welfare of people not only for
food, but also for clothing, weapons, tools, dyes, medicines, shelter, and
a great many other purposes. Tribes living today in the jungles of the
Amazon recognize literally hundreds of plants and know many properties of
each. To them, botany, as such, has no name and is probably not even
recognized as a special branch of "knowledge"at all.
Unfortunately, the more instrialized we become the farther away we move
from direct contact with plants, and the less distinct our knowledge of
botany grows. Yet everyone comes unconsciously on an amazing amount of
botanical knowledge, and few people will fail to recognize a rose,
an apple, or an orchid. When our Neolithic ancestors, living in the Middle
East about 10, 000 years ago, discovered that certain grasses could be
harvested and their seeds planted for richer yields the next season the
first great step in a new association of plants and humans was taken.
Grains were discovered and from them flowed the marvel of agriculture:
cultivated crops. From then on, humans would increasingly take their living
from the controlled proction of a few plants, rather than getting a
little here and a little there from many varieties that grew wild - and the
accumulated knowledge of tens of thousands of years of experience and
intimacy with plants in the wild would begin to fade away.
植物学
植物学,即对植物的研究,在人类知识的历史中占据了特殊的地位。 这是人类几千年 来超越模糊的认知而真正有所了解的领域之一。
我们今天不可能知道新石器时代的祖先们 对植物到底了解多少,但我们在至今仍存在的前工业化社会观察到:人类对植物及其特性的 详细了解应该是非常古老的。
这是理所当然的。 植物是其他生物甚至其他植物食物金字塔 的基础。 它们对人们的生活至关重要,不仅在食物上,而且在衣物、武器、工具、染料、
药物、住所和许许多多其他的用途上。 至今仍生活在亚马逊河丛林中的部落确实能够辨识 几百种植物并知道每一种的许多特性。
对他们来说,植物学没有专门的名称,甚至可能根 本未被认为是一种专门知识。 不幸的是,工业化的程度越高,我们距直接与植物接触就越
远,我们的植物学知识的增加也就越微不足道。 然而每个人在不知不觉中拥有大量的植物 学知识,很少有人认不出玫瑰、苹果或兰花。
大约一万年前居住在中东的新时代的祖先们 发现某些草能被收获,它们的种子下一季耕种会收获更多时,人类就迈出了人和植物之间的 新关系第一大步。
谷子被发现后,农业的奇迹从此诞生:这就是可栽培的谷物。 从那时起, 人类越来越依赖少数可控制的作物生存,而不再是从众多的野生种类中这里获取一点,那里
获取一点。 这样在千万年中对于野生植物的经验和密切联系中积累起来的知识就开始消失 了。
Ⅲ 关于植物的英语故事 带翻译
The quantity of woodland in our planlet is getting lower.we log the trees to make them into papers,chopsticks,etc.Hence,why don't we try to plant more trees?First try to find a moist place and dig a hole that can bury the tree's steem,watering the tree in a cycle method.at the the same time nourish it rationally.Most importantly don't forget to kill the adverse worms from the tree.Ultimately it will blossom successfully!
Oh,i'm sorry…在这个星球之上林地数量愈发下降,我们砍伐树木制造纸,筷子等等。然而,为什么我们不多种植些树木呢?首先寻找一个较为湿润的地方,挖掘出一个能掩埋树木根部的洞穴。有规律的浇水,同时理性施肥,最为重要的是别忘了杀去害虫。最终它一定可以枝繁叶茂!
Ⅳ 墨西哥植物的英语文章
1.Cactuses are used to living in desert. The whole body of a cactus is green. The stalk is oval and there are thorns all over its body. Actually the thorns in their bodies are their leaves. The leaves are like this only because they can stop the water in their bodies from evaporating into the hot and dry air. The cactuses have long roots and they take their roots deep into the earth so that they can get the water from deeper,soil. Their flowers are always small and white. Although they are ignored in the desert, they never give up coming ont and alwaysdecorate the desert silently. 仙人掌 仙人掌通常生长在沙漠里。它通身绿色。它的茎是椭圆形的,并且全身长满刺,实际上它们身上的刺是它们的叶子。叶于长成这种形状是为了阻止它们身体内的水分蒸发到热而干的空气里。仙人掌长着长长的根,它们把根深深地扎入地底下以便从更深层的土中吸收水分。 它们一般开小而白的花。尽管它们在沙漠里被忽视,但是它们从不放弃开花并且默默地点缀着沙漠。 2.Although a cactus looks ugly, it is helpful to human being. Some people eat cactus such as Mexican. They cook cactus as a traditional dish. It's helpful to have a cactus beside your computer. Cactus can rece the radiation of the computer and protect our body to some extent. It's rare for a cactus to bloom, however, the flower of a cactus is really beautiful. The flower has the value of appreciation. The most important thing is a cactus gives out oxygen ring night instead of day time which can give us fresh air when we are sleeping.答案补充 虽然仙人掌看上去很丑,但是他对人类很有用。有些人吃仙人掌比如墨西哥人。他们烹饪仙人掌当做是传统小菜。仙人掌放在电脑边上很有用。仙人掌能减少电脑的辐射,并且从某种程度保护我们的身体。仙人掌很少开花,但是,仙人掌的花是非美丽。花有欣赏的价值。最重要的就是仙人掌在晚上释放氧气而不是白天,这让他能在我们睡觉的时候提供新鲜空气。
Ⅳ 急需4篇英语小短文植物类的
“ABC” and "banana"
A professor of mine once told a story about when she went to the United States to study.A native Eritrean, she had received a scholarship to pursue a bachelor's degree at an American university. The university organized a trip to Disneyland for her and the other international students. Before the group of international students went to Los Angeles, the coordinators of the trip informed the students from Africa that they should wear their "traditional" costumes, not Western-style clothing.Why?The coordinators were afraid that the African students would be "mistaken" for African-Americans simply because their skin color was also dark.At that time, the 1960s, there was still much overt racial discrimination against African-Americans.Insgroupsto avoid trouble, the coordinators wanted to make sure that their African students did not look African-American.
ABC与香蕉
我上大学时的一位教授说起过她来美国上学时的一件事。作为一个厄立特里亚人,她得到了到美国上大学的奖学金。学校为她以及其他国际学生组织了一次去迪斯尼的出游活动。在这批国际学生去洛杉矶之前,活动组织者通知来自非洲的学生要穿上他们的传统彩衣,而不要穿西方人的衣服。这是为什么呢?组织者是担心非洲学生因其肤色是黑的而被误认为是美国黑人。在那时候——二十世纪六十年代,仍然存在着很多公然针对美国黑人的种族歧视。为了避免麻烦,组织者想确保自己的非洲学生看上去不像当地黑人。
She ended her story by asking us to think about what we thought she was before we had met her. Her last name is Italian; did we think she was Italian? When we first saw her, did we assume that she was a black American?How much can we really know about a person based upon hair color, skin color, facial structure or body shape?
Identity is a difficult subject to discuss because it is so personal, and it is even more difficult to describe someone's identity clearly in a country like the USswheresjust about everyone's family came from somewhere else. My professor, until she left Eritrea, always considered herself Eritrean.When she got to America, however, people looked at her and saw a black woman, not an Eritrean woman. Similarly, Japanese, Koreans and Chinese people come to the US and are often just called "Asians".Appearance is used as the main condition for identity, although appearances can be quite deceiving.
她讲完了这段故事,要我们想一想在我们见到她之前是怎么猜想她的。她的姓是意大利人的姓,我们是不是以为她是意大利人?当我们第一次见到她时,是否以为她是个美国黑人?通过头发颜色、皮肤颜色、面部结构和体型,我们能真正了解一个人多少呢?
一个人的身份是个难于讨论的题目,因为这是一个太个性化的问题。而在美国这样的国家,要想清楚地描述一个人的身份就更困难,因为这里几乎每一个人的家庭都来自另一个地方。我的这位教授在离开厄立特里亚之前,一直认为自己是厄立特里亚人。然而,在她到了美国之后,人们看到她后便见到了一个黑人妇女,并不知道她是厄立特里亚妇女。同样,日本人、韩国人和中国人到了美国后通常被叫做亚洲人。人的相貌是身份的主要方面,虽说相貌有时是很具有欺骗性的。
Is there a difference between a Chinese person born in China and a person born in the US to parents from China?Most people would agree that there is.There are certain phrases that people frequently use insgroupsto define the Chinese-American identity. The two most commonly heard terms are "ABC", meaning an American-born Chinese, and "banana".The former is often considered an acceptable label for people of Chinese descent born in the US; in Canada there is the corresponding term "CBC" for Canadian-born Chinese.The second term, banana, is usually regarded as derogatory or offensive, and it refers to someone who is "yellow" on the outside but "white" on the inside.
The phrase ABC is used so commonly that many people think it is an appropriate description of Chinese-Americans.However, the phrase hides what I think is a very dangerous belief about identity. Identity is developed and learned, not given at birth.To say that someone is an American-born Chinese is to suggest that if that person were born anywhere else in the world, he/she would still be fundamentally Chinese because Chineseness, the quality of being Chinese, is inherent in this person.It implies that an ABC is Chinese first and just happened to be born in the United States.Yet being Chinese is not an inherent quality that one person has simply because he or she looks Chinese.Just about every Chinese-American recognizes that there are huge differences in personality, behavior and physical appearance between themselves and their native Chinese counterparts.
一个生在中国的中国人与一个父母来自中国但生在美国的人之间有什么不一样吗?多数人会同意有所区别。有一些人们常常使用的惯用语用来界定美国华人的身份,两个最常听到的是“ABC”和香蕉,前者是“出生在美国的中国人”的英文缩写,通常被认为是可以接受的用给出生在美国的中国人后裔贴的标签;在加拿大也有相应的说法“CBC”,用来指在加拿大出生的中国人。第二个惯用语香蕉,通常被认为是贬义的或是冒犯人的,它是指某人外表是黄皮肤而内心却是白人的一套。
ABC一词被用得如此之广泛,以至于很多人认为用它形容美籍华人挺合适。然而,这个词隐藏着我认为是对身份而言很危险的信条。身份是后天发展起来的,是不断学来的,并不是出生时就定下来的。说某人是出生在美国的中国人,也就暗示着这个人不管生在世界的什么地方,可从根上还是中国人,因为中国特性,也就是作为一个中国人所具有的品质是此人固有的。它暗含着一个ABC首先是中国人,只不过碰巧生在了美国。然而,一个中国人的品质,并非仅仅是因为他或她长得像中国人而固有的品质。几乎每一个美籍华人都意识到自己与土生土长的中国人在个性、举止、外表等方面有着很大差异。
These differences are what the term "banana" addresses.Bananas are yellow-skinned but with white insides - for people, this is meant to describe indivials who look Chinese but whose "insides", that is, their behavior and personality, are "white".But this also carries a demeaning and offensive undertone: that these people are only half-real, they are neither completely Chinese nor actually white. Even worse, the term is sometimes used to suggest that Chinese-Americans really wish that they were white.Being white, of course, is assumed to mean being American, which is a third misconception.Not all Americans are white, and in not too many years the majority of the population in America won't be white (i.e. of purely European descent) at all.
Identity for everyone is a matter of experience and circumstance, not skin color or general appearance.What terms like ABC and banana ignore is that being Chinese-American constitutes a very real identity in its own right.Chinese-Americans are not necessarily caught between the East and the West.The Chinese-American identity is one that has developed over many generations in the US (since the 1840s), but one that can also be shared by recent immigrants and their families.It is important because it is different, because it is the proct of blending social and cultural influences, and these differences should be recognized and not brushed aside.
这些差异正是“香蕉”一词所要说明的。香蕉外黄里白——对于人来说,这用来形容那些看上去是中国人但是“内里”也就是举止、个性都是“白人”式的。但它具有贬损和冒犯人的含义:这些人只是一半真实的人,他们既不是完全的中国人也不是真正的白人。更糟的是,这一叫法有时被用来暗指美籍华人实际上希望自己是白人。当然,一个白人会被认为是美国人,这是另一个错误概念。并非所有的美国人都是白人,用不了很多年,美国人口的多数就根本不会是白人(也就是纯欧洲人的后裔)了。
每个人的身份是经历与环境造就的,而不是皮肤的颜色或一般的长相所界定的。ABC与香蕉的叫法所忽略的是:一个美籍华人自身就包含着非常实在的身份。美籍华人并不一定在东西方的文化中左右为难。美籍华人的身份是那种自19世纪40年代起在美国繁衍了好几代的人,与那些最近移民到美国的人及其家庭是不一样的。身份之所以重要,是因为身份各不相同,也因为它是社会影响与文化影响相融的产物。这一区别应该被人们所认识,而不该受到忽视。
Ⅵ 描写植物的英语小作文
植物是生命的主要形态之一,包含了如树木、灌木、藤类、青草、蕨类、及绿藻、地衣等熟悉的生物。种子植物、苔藓植物、蕨类植物和拟蕨类等植物中,据估计现存大约有 350 000个物种。绿色植物大部分的能源是经由光合作用从太阳光中得到的,温度、湿度、光线是植物生存的基本需求。植物共有六大器官:根、茎、叶、花、果实、种子。植物具有光合作用的能力——借助光能及叶绿素,利用水、无机盐和二氧化碳进行光合作用,释放氧气,产生葡萄糖等有机物,供植物体利用。
在自然界中,凡是有生命的机体,均属于生物。生物应分为原核生物、病毒、真菌、动物、植物几个界,把行固着生活和自养的生物称为植物界,简称植物。
植物有明显的细胞壁和细胞核,其细胞壁由葡萄糖聚合物——纤维素构成。植物具有光合作用的能力——就是说它可以借助光能及动物体内所不具备的叶绿素,利用水、矿物质和二氧化碳生产食物。释放氧气后,剩下葡萄糖——含有丰富能量的物质,作为植物细胞的组成部分。亚里斯多德将生物按能否移动,区分成植物(通常是不移动的)和动物(时常会移动去获取食物)两种。在林奈系统里,则被分为了植物界和动物界两界。后来,人们渐渐了解过原本定义的植物界中包含了数个不相关的类群,并将真菌和数种藻类移至新的界去。然而,对于植物仍然有许多种看法,不论是在专业上的,还是在一般大众的眼中来看。而也确实,若试图要完美地将“植物”放至单一个分类里是会发生问题的,因为对于大多数的人而言,“植物”这一词对现今分类学和系统分类学所立基的种系发生学的概念之间的关连性并不是很清楚,繁殖方法主要有压条、分根、扦插、嫁接、根、叶、种子、孢子等。
植物共有六大器官:根、茎、叶、花、果实、种子。茎是植物体中轴部分。直立或匍匐于水中,茎上生有分枝,分枝顶端具有分生细胞,进行顶端生长。茎一般分化成短的节和长的节间两部分。茎具有输导营养物质和水分以及支持叶、花和果实在一定空间的作用。有的茎还具有光合作用、贮藏营养物质和繁殖的功能。叶是维管植物营养器官之一。功能为进行光合作用合成有机物,并有蒸腾作用提供根系从外界吸收水和矿质营养的动力。花是具有繁殖功能的变态短枝。果实主要是作为传播种子的媒介。种子具有繁殖和传播的作用,种子还有种种适于传播或抵抗不良条件的结构,为植物的种族延续创造了良好的条件。
根是植物的营养器官,通常位于地表下面,负责吸收土壤里面的水分及溶解其中的离子,并且具有支持、贮存合成有机物质的作用。根由薄壁组织、维管组织、保护组织、机械组织和分生组织细胞组成。
茎是植物的营养器官之一。是大多数植物可见的主干。当然,例如仙人掌的变态茎。茎下接根,通过木质部将根部吸收到的水分和矿物质往上运输到各营养器官,通过韧皮部将光合作用的产物往下运输。茎来源于植物胚胎的胚芽。胚轴组成部分的茎,准确地说是子叶下的部分。
叶是高等植物的营养器官,侧边发育自植物的茎的叶原基。叶内含有叶绿素,是植物进行光合作用的主要场所。同时,植物的蒸散作用是通过叶的气孔实现的。
花生于花托上,最外面是花瓣,中间包裹着植物的生殖器官,雄蕊及雌蕊。花鲜艳的颜色及诱人的香气,都是为了吸引昆虫前来。在昆虫的帮助下,完成受粉的过程,达到传宗接代的目的。多数草类及树木的花朵颜色暗淡,没有香气,不能吸引昆虫前来授粉,这种植物一般靠风力完成授粉过程。根据植物的不同,多数植物每年会开上百朵花,少数植物,如郁金香,一年只开一朵花。花期的长短也相差很大。
果实由花的雌蕊发育而来,多数植物的种子包裹在果实里面。草莓的“果实”由花托生长而来,是一个例外。一个果实内部的种子数量各不相同,有些只有一籽,有些则很多。果实成熟时,有些富含水分,有些则变干。含水的果实通常颜色鲜艳,可以吸引动物将其吃掉,而将种子带到远方,当种籽排出体外,就会生根发芽。有些豆科植物及其他类植物,在果实成熟后会爆裂开来,将种子射到附近,伺机发芽。有些果实重量很轻,当风吹过,会被风带到遥远的地方,完成他们传宗接代的任务。有些植物的果实,表面带有毛刺,可以沾到经过的动物身上,由动物带到远方。当从动物身上脱落时,种子就地生根发芽。
种子是种子植物的胚珠经受精后长成的结构,一般有种皮、胚和胚乳等组成。胚是种子中最主要的部分,萌发后长成新的个体。胚乳含有营养物质。
希望我能帮助你解疑释惑。
Ⅶ 有关于植物的英语文章
The introction of our school This is something about the vivarium in my school.It is in the south-west of my president's room. The area of arboretum is about 1000 square metre.And the school is gorgeous.The vivarium is used for fun and study.It established 20 years ago.And rebuilding in 2008. I'm looking forward to play in it more often. [校长西南角。面积一千平方米。美化校园。研究植物场所。休闲之地。二十年的历史。2008年重健 .] 植物 【内容提示】 根据下面内容要点写一篇有关植物分类的文章: ①植物是非常重要的生物;没有植物,生命就无法维持。动物和人的食物来源于植物和其他动物。 ②植物可以利用空气、水和阳光制造养料,而人和动物则不能。 ③植物的种类繁多,但主要可分为两大类,即开花植物(flowering plants)和不开花植物(nonflowering plants)。 ④开花植物有根、茎、叶、花和果。我们周围所有的树木大都是开花植物。 ⑤不开花植物在我们周围见不到多少,它们是些针叶树、苔藓、欧龙牙草之类。 ⑥多数植物不是由种子而是由孢子长出来的。孢子和种子非常相似,落到潮湿背阴处就长成新的植物。 以下词语供参考: 1.coniferous a.针叶树的 2.moss n.苔藓;地衣3.liver-wort n.欧龙牙草 4.algae n.水藻;海藻 5.fungi n.真菌 6.spore n.孢子 【作文示范】 Plants Plants are very important living things. Life could not go on if there were no plants. This is because plants can make food from air, water and sunlight. Animals and man cannot do so. Animals get their food by eating plants and other animals. Man gets his food by eating plants and animals, too. Therefore, animals and man need plants in order to live. If you look carefully at the plants around you, you will find that there are many types of plants. Some plants are large while others are small. Most plants are green. There are two main types of plants: flowering plants and nonflowering plants. Flowering plants have roots, stems①, leaves, flowers and fruits. Almost all the trees around us are flowering plants. You can probably recognize some plants from their flowers or their fruits. Nonflowering plants include coniferous trees, mosses, liver-worts, algae and fungi. You cannot see many nonflowering plants around you. Most plants do not grow from seeds. They grow from spores. Spores are very, very small. Some spores are so small and light that they can float in the air. We may say that spores are quite similar to seeds. When these spores fall on wet and shady② places, they usually grow into new plants. 【词语解释】 ①stem [stem] n. 茎;(树)干;(叶)梗 ②shady[’sheidi] a.背阴的;阴凉的 During millions of years of evolution2, ants have developed intriguing3 relationships with many different kinds of plants.Most of these associations4 are loose ones -- the ants find dwelling5 places on the plants,while bringing neither harm nor benefit to them. Often the ants live in hollow dead stems or small pockets of soil that accumulate6 on branches. Thus ants inhabit trees over our heads and herbs at our feet,carving out living chambers7 and foraging8 for food. As many as 72 different species of ants have been found living on one tree in Peru's Amazon Basin alone. 注释: 1.profitable adj.有益的,有用的 2.evolution n.[生]进化,进化论 3.intriguing adj.引起好奇心(或兴趣的),有迷惑力的 4.association n.友谊,伙伴关系 5.dwelling n.住处,住宅,寓所 6.accumulatevt.堆积,积聚 7.chambern.室,寝室 8.forage vi.搜寻 经过几百万年的进化,蚂蚁与多种不同植物形成了十分有趣的关系。其中大多数关系并不紧密:蚂蚁在植物上寻找居所,而并不给植物带来利和害。蚂蚁经常栖于中空的植物枯茎或枝干上堆积的小土坑中。因此,我们头顶的树木和脚下的草丛中都住着蚂蚁,它们在那儿建造居室或搜寻食物。仅在秘鲁的亚马逊流域,一棵树上住的蚁类就达72种之多。 Dear Editor; We often say such a word: Life comes from water.And as is known to all, we mostly live on the sea, which ,for human, is a most important resourse of both food and proction. However, it is obvious that every year various sea living things are getting less and less in large quantities. Some species have died out and some are coming to that. What causes this? The overusage of the resourses and the pollution of the waters should account for that, I think. If we don't yet do anything to deal with these, we'll be sure to lose at least half of our life. So I expect the whole world would pay more attention to the problem of sea livings. 现象:海洋动植物的数量正在减少,有些物种甚至灭绝了 原因:过度利用 水质污染 结论:海洋环境问题亟需关注
Ⅷ 初中英语阅读300篇第三版 动物与植物1~21
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Ⅸ <<植物的重要性>>英语阅读的题目!<魔法英语>七年级的
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Ⅹ 关于动植物的初中英语阅读理解练习题及答案.
All plant cells are capable of taking up water. Even dead ones do to a certain degree. Absorption of water by dead cell walls makes wood become larger. In common land plants, the living cells of roots take up most of the water. Land plants without roots do exist, however. Those greenish-yellow lichens(苔藓)you seen on rocks in the high mountains have no roots. Half a billion years ago, when water plants started to enter the land, the first land plants did not have roots.
Even among the flowering plants, one finds rootless forms. These flowering plants are "the higher plants" because they evolved(进化) recently and are thus considered higher on the evolutionary scale(进化树). In the Peruvian desert, there grows one of these rootless higher plants, a bromeliad. It is a relative of the pineapple. Even if this plant had roots, they would be of no use, because the place where the plant grows never rains. The plant gets its water only from the dew(露水)it collects at night, when its leaves cool off. Such rootless plants, of course, can be moved with ease, but they will only grow when they are placed out in the open. If they are placed too near a house, the radiation from the heat of the house prevents the leaves from cooling and prevents dew from forming, then the plant dies. In the southern United States and in Puerto Rico, one sees bromeliads growing high above the streets on the insulation(绝缘物)of electric wires. These plants get their water from rain, and the only soil they ever come in contact with is the st that may blow on their leaves.
1. Wood becomes larger because of _____.
A. dead cell walls B. water entering dead cells
C. the growth of cells D. the death of cells
2. From the passage we know that the evolutionary scale is graded according to _______.
A. evolutionary cycles B. heights and depths C. time D. kinds
3. The most suitable title for this passage is "__________".
A. Absorption of water by plants B. Rootless plants
C. Plants in the desert D. Higher plants
4. All plant cells are capable of ______.
5. These flowering plants are ______ because they evolved recently and are thus considered higher on the evolutionary scale.
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