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与美国小学生一起学英文第7册 第8期:细胞

时间:2018-04-17 01:23:51

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(单词翻译)

   Cell 细胞

  Every living thing has at least one cell. 每个生物至少有一个细胞。
  Then, what is a cell? 那么,什么是细胞呢?
  Every cell works differently, but most cells work to maintain life. 每个细胞的功能都不相同,但大多数的细胞都有维持生命的作用。
  Therefore, a cell is often called the building block of life. 因此,细胞常被称作是构成生命的基本单元。
  A small house needs a small number of bricks, a big house needs many bricks. 小房子需要少量的砖块,大房子则需要很多砖块。
  Similarly, small organisms need only a few cells. 同样,小型生物仅需要几个细胞。
  For example, most bacteria have only one cell. 例如,大多数细菌仅有一个细胞。
  But big organisms like animals or plants need a lot of cells. 而像动植物这样的大型生物则需要大量的细胞。
  How many cells do people have? 人有多少个细胞呢?
  They have about 100 trillion cells! 人约有100万亿个细胞!

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0     
参考例句:
0 animals animals     
n.动物( animal的名词复数 );兽;兽性;粗野残暴的人
参考例句:
  • The time has come for action if these beautiful animals are to survive. 若要使这些美丽的动物能生存下去,现在就要行动起来。
  • All horses are animals, but not all animals are horses. 所有的马都是动物,但并不是所有的动物都是马。
0 bacteria 8PVy9     
n.(单数bacterium)细菌
参考例句:
  • Bacteria are invisible to the naked eye.细菌是肉眼看不见的。
  • The biology of bacteria can be quite hard to understand.细菌生物学有时会很难理解。
0 block 4NszQ     
n.街区;v.阻塞
参考例句:
  • We lived on the same block.我们住在同一街区。
  • We walked round the block.我们绕着这个街区散步。
0 bricks ecfd485b7a182bfae368098672fd35c8     
n.砖( brick的名词复数 );砖块;积木;可靠的朋友
参考例句:
  • He compounded water, sand and soil and formed bricks. 他用水拌和沙和泥土做成砖块。
  • The United Auto Workers hit the bricks against General Motors. 联合汽车工人工会举行罢工,反对通用汽车公司。
0 building fxGzAJ     
n.建筑物,大楼;建筑
参考例句:
  • What's your favourite building?你最喜欢什么建筑物?
  • It's a fine building.这所房子真漂亮。
0 called 4f33252742282f871b0617168156fd55     
v.叫( call的过去式和过去分词 );通电话;认为;估计
参考例句:
  • She sensed something was amiss and called the police. 她觉得有点不对头,就叫了警察。
  • I called several times, but only got the answering machine. 我打了几次电话,但只有电话答录机答话。
0 cell mUyyp     
n.区,细胞,血球;小室,牢房;电池,光电管;基层组织
参考例句:
  • Soap destroys the cell walls of bacteria.肥皂破坏细菌的细胞壁。
  • They have locked the prisoners up in their cell.他们已把犯人监禁在小牢房里。
0 cells 5c203840dfcdf51dd7e33a72ea2f484f     
n.细胞( cell的名词复数 );小牢房;(修道士或修女住的)小房间;电池
参考例句:
  • Once in the bloodstream, the bacteria adhere to the surface of the red cells. 细菌一进入血液里,就附着在红细胞表面上。
  • an amorphous mass of cells with no identity at all 不知何物的杂乱一团的细胞
0 differently kvexV     
adv.不同地;有区别地
参考例句:
  • In summary,all government departments are administered rather differently.概括地说,各政府部门的管理方式是很不相同的。
  • I should have phrased my question differently.我本应该换一种方式来提出我的问题。
0 example DixzW     
n.榜样,例子
参考例句:
  • Here is a simple example.这里有个简单的例子。
  • We should not follow his example.我们不应学他的榜样。
0 few kk0x2     
adj.很少的,不多的,少数的;int.少数的
参考例句:
  • There are few woods in that area.那个地区几乎没有森林。
  • I have a few questions.我有些问题要问你。
0 house 3cbxG     
n.房屋
参考例句:
  • They painted the house themselves.他们亲自油漆了房屋。
  • I passed by your house.我经过你的家。
0 least A1Uxn     
adj.最小(少)的;adv.最少(小;不);n.最小(少)
参考例句:
  • He spends at least a part of his time in reading. 他至少有一部分空闲时间看书。
  • The trip will take ten days,at least.这趟旅行顶少得10天时间。
0 life C1LxR     
n.生活;生命
参考例句:
  • The doctor came in time to save his life.医生及时来抢救他的生命。
  • At last he knew the meaning of life.终于,他知道了生命的意义。
0 living bpPzW0     
adj.活的,活着的,现存的;逼真的,一模一样的;生活的,维持生活的;n.生活,生计
参考例句:
  • Nowadays it is very easy to earn a living.现今谋生很容易。
  • I'll never forget that as long as I am living.这事我至死也不会忘记。
0 lot Z0jxZ     
n.许多;好些
参考例句:
  • We had a lot of difficulties.我们碰到过许多困难。
  • Helen eats a lot of fruit.海伦水果吃得很多。
0 maintain d8hzP     
vt.支撑;赡养,抚养;维持,保有
参考例句:
  • He has to maintain a large family on a small salary.他不得不依靠很少的工资养活一家人。
  • We must do our best to maintain sales at their usual rate.我们要尽力使销售额保持在平日的水平上。
0 most 9nczju     
adj.最多的(many,much的最高级)
参考例句:
  • Most students like pop songs.大多数学生喜欢流行歌曲。
  • Math is the most difficult.数学是最难的。
0 need 7GIxk     
vt.需要,要;aux.必须,不得不;n.需要,必要;需用的东西,需求
参考例句:
  • We'll be happy to help if you need us.如果你需要的话,我们将乐意帮助。
  • There is no need to shout angry words at me.用不着冲我嚷。
0 needs znUzC6     
adv.必需,一定,务必
参考例句:
  • She wasn't yet attuned to her baby's needs. 她还没有熟悉她宝宝的需要。
  • Your hair needs a good comb. 你的头发得好好梳理一下。
0 number o5wz5     
n.数(字,量),号码,数(值)
参考例句:
  • Let me put down your telephone number.请让我记下你的电话号码。
  • What is this number?这个数字是什么?
0 only bIzxE     
adv.仅仅,只不过;adj.唯一的;conj.可是,不过
参考例句:
  • We have only one earth.我们只有一个地球。
  • I only found it by accident.我只是碰巧找到的。
0 organisms dfef3badf2de1f4317a67a23dc17bbc8     
n.有机物( organism的名词复数 );有机体;生物;有机体系
参考例句:
  • The organisms can be divided into discrete categories. 有机体可分为许多互不相联的种类。
  • The cell is the unit of which all living organisms are composed. 细胞是构成一切生物的单位。
0 people XMuxp     
n.人们,人;(the-)人民;一国人民,民族
参考例句:
  • Young people like popular music.年轻人喜欢流行音乐。
  • There are more than five billion people on earth.地球上有50多亿人口。
0 plants b946a84bf889cc250531332b85fd6544     
n.(plural form of plant,plant的复数形式)植物,农作物;植物( plant的名词复数 );工厂;发电厂;幼苗v.种植( plant的第三人称单数 );建立;移植(动物、植物);在(某处)栽种
参考例句:
  • Tropical rainforests have the most varied assemblage of plants in the world. 热带雨林集聚了世界上种类最繁多的植物。
  • organic detritus from fish and plants 鱼和植物的有机残渣
0 similarly eiAz2V     
adv.类似地,相似地
参考例句:
  • He was late and I similarly was delayed.他迟到了,我也晚了。
  • These two pages are similarly glued together.这两页好像粘在一起了。
0 therefore jGdyd     
adv.因此,所以
参考例句:
  • He was busy,therefore,he couldn't come.他忙得很,所以没有来。
  • He was very tired and therefore he fell sound asleep.他非常疲劳,因此就睡熟了。
0 thing eq7yH     
n.事物,东西,物,用品;事,事件,情况;行为;特征
参考例句:
  • All work and no play isn't a good thing.只工作不玩耍不是件好事。
  • For one thing there isn't time, for another we haven't enough money.首先我们没有时间,其次我们没有足够的钱。
0 work OoOyu     
n.工作,劳动
参考例句:
  • We all work hard.我们都努力工作。
  • Her work is to take care of the children.她的工作是照料好孩子。
0 works ieuzIh     
n.作品,著作;工厂,活动部件,机件
参考例句:
  • We expect writers to produce more and better works.我们期望作家们写出更多更好的作品。
  • The novel is regarded as one of the classic works.这篇小说被公认为是最优秀的作品之一。

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