器官发生更替

北京奥运28大项 参与,竞争,分享,进步 Basketball 篮球 英文原文 On a competition level, a team is made of 5 players playing on the court and 5 players sitting on the bench that can be used for substitution during the game. Each player is assigned a p

发表于:2018-12-05 / 阅读(92) / 评论(0) 分类 奥运28大项比赛

应用修辞是让我们的语言更富于形象性,当我们运用不同的词汇,不管高级还是低级,修辞的运用将会比普通的词汇更有文学层面上的意义,从修辞中我们可以增加想要说明的效果,创造更有

发表于:2018-12-08 / 阅读(114) / 评论(0) 分类 GRE英语

新东方赵丽词汇课堂 Lesson 96听力下载

发表于:2018-12-15 / 阅读(165) / 评论(0) 分类 新东方赵丽词汇课堂

This is the VOA Special English Health Report. A.D.H.D. is attention deficit hyperactivity disorder. Government estimates say three to seven percent of school-age children in the United States have it. Adults can also have it. People with A.D.H.D. ha

发表于:2018-12-16 / 阅读(90) / 评论(0) 分类 2010年VOA慢速英语(五)月

This is Scientific Americans' 60-Second Science. I'm Steve Mersky. Got a minute? Its the kind of thing we can look forward to more in the coming years: Personalized drug regimens based on our individual DNA. The example of this new kind of Personaliz

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(一)月

I think the idea of genetic engineering is fascinating. Its also quite dangerous. Fiddling around with what makes us human might make us less human. We could end up creating a Frankensteins monster. The idea of genetic engineering has been around for

发表于:2018-12-26 / 阅读(132) / 评论(0) 分类 纯正英语一分钟

[00:05.77]A private American company says it has identified all the chemical pieces in the genetic material that shapes human life. [00:17.82]Celera Genomics Group says it has identified and named all the genetic parts of the material inside the nucl

发表于:2018-12-26 / 阅读(117) / 评论(0) 分类 美国英语听力80篇

SCIENCE IN THE NEWS - New Genetic Map Called a Powerful Tool for Medical Science By Jerilyn Watson and Caty Weaver Broadcast: Tuesday, November 15, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS

发表于:2019-01-02 / 阅读(129) / 评论(0) 分类 科技之光

SCIENCE IN THE NEWS - Genetic Map of Chimps May Show What Makes Us Human By George Grow, Cynthia Kirk and Jerilyn Watson Broadcast: Tuesday, September 20, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN TH

发表于:2019-01-02 / 阅读(119) / 评论(0) 分类 科技之光

分集介绍:这一讲介绍换元法(或译作代换法,substitution method),并以此为思想将某些特定形式的一阶方程转化为可分离变量方程或线性方程。本讲用换元法解决了两类特定的一阶方程,即伯

发表于:2019-01-05 / 阅读(123) / 评论(0) 分类 麻省理工学院公开课:微分方程

分集介绍:这一讲介绍换元法(或译作代换法,substitution method),并以此为思想将某些特定形式的一阶方程转化为可分离变量方程或线性方程。本讲用换元法解决了两类特定的一阶方程,即伯

发表于:2019-01-05 / 阅读(135) / 评论(0) 分类 麻省理工学院公开课:微分方程

应用修辞是让我们的语言更富于形象性,当我们运用不同的词汇,不管高级还是低级,修辞的运用将会比普通的词汇更有文学层面上的意义,从修辞中我们可以增加想要说明的效果,创造更有

发表于:2019-01-08 / 阅读(92) / 评论(0) 分类 GRE作文

Also: A study shows England's Stonehenge was used as a burial ground for 500 years. Transcript of radio broadcast: 16 June 2008 VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: A platypus And I'm Barbara Kle

发表于:2019-01-11 / 阅读(134) / 评论(0) 分类 VOA慢速英语2008年(六)月

By Melinda Smith Washington 19 March 2008 A scientific review published in the Journal of American Medicine shows that the field of genetics has made a lot of progress in recent years. According to JAMA , genetic testing is able to identify more than

发表于:2019-01-20 / 阅读(109) / 评论(0) 分类 VOA标准英语2008年(三月)

应用修辞是让我们的语言更富于形象性,当我们运用不同的词汇,不管高级还是低级,修辞的运用将会比普通的词汇更有文学层面上的意义,从修辞中我们可以增加想要说明的效果,创造更有

发表于:2019-02-01 / 阅读(121) / 评论(0) 分类 GRE英语

本期真题 1. The little girl was so frightened that she just wouldn't ________ her grip on my arm. A) loosen B) remove C) relieve D) dismiss 2. He never arrives on time and my ________ is that he f

发表于:2019-02-01 / 阅读(117) / 评论(0) 分类 英文语法词汇

在GRE写作中,我们常用的26种修辞手法应用得并不多,一般常用的也不过十几种,在写作中恰当的运用修辞,会使文章看起来更加生动。 1) Simile(明喻):It is a figure of speech which makes a comparison

发表于:2019-02-18 / 阅读(112) / 评论(0) 分类 GRE作文

cramp sb.'s style妨碍某人 high style女装的新款式 in style别具风格的 in the style of仿…式样 like [as if] it's going out of style (fashion)不值钱 live in style过上豪华生活 o

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 考研英语

GRE写作如何运用修辞?GRE写作修辞手法的应用可以为同学们赢得高分,GRE写作修辞手法的应用无论词汇是简单的还是比较复杂的,都能增加想要说明的效果,不动声色地为自己的水平加分。 GR

发表于:2019-02-19 / 阅读(98) / 评论(0) 分类 GRE作文

今天我们要学的词是 genetic, genetic is spelled g-e-n-e-t-i-c; genetic. Genetic 基因的。最新研究发现,人体对咖啡因的需要跟基因有关。The researchers compared the genetic makeup and caffeine consumption habits of more

发表于:2019-02-25 / 阅读(133) / 评论(0) 分类 英语单词荟萃