音标：['spi:ʃieit] ；

vi. 物种形成

v. evolve so as to lead to a new species or develop in a way most suited to the environment

【近义词】

specialise 专门做
specialize专攻
differentiate区分

HEALTH REPORT - Testing for Pre-Diabetes

HEALTH REPORT-Testing for Pre-Diabetes By Nancy Steinbach Broadcast: April 17, 2002 This is the VOA Special English Health Report. American health experts say more people should be tested for a condit

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外号：舌尖齿龈含糊旁流音第一部分：每日练嘴单词 1. World I want to travel around the word some day. The dinner was out of this world. 2. Solve I think that we can ~ this problem. 3. Scold dont ~ your children too often. 4. Cont

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NPR 10-15:A Wartime Favor Brings a Special Gift 小小的镍币吊坠承载着无尽

Jean Thackeray can't forget her brief encounter with a German prisoner-of-war in Utah Time now for StoryCorps, this project has been traveling around the country recording everyday Americans talking about their lives. Today, a story from World War I

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2007年NPR美国国家公共电台

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英语四级同形异义词辨析08 1. He was proud of being chosen to participate in the game and he us that he would try as hard as possible. (2003.06) A) insured B) guaranteed C) assumed D) assured 2. Some well-known scientists believe that there

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必备知识4:一些必要的词根(stems) -anthro-,-anthropo- human anthropology -aster-,-astro-,-stellar- star asterisk -audi-,-audit- hear audience -auto- self autograph -bio- life biology -capit- head, chief capital, captain -ced-go, move,yield p

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雅思英语

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Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thankyou ！

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Eels，来自美国的独立乐队。乐队名字有些奇怪，因为主场的名字，Everett，被称作Mr. E，所以乐队名尤其彰显了E这个字母的存在感么~Like looking at the deep night sky / So many worlds inside her eyes，形容女

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天籁音乐

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A-a-all on your body girl All on your body A-a-all on your body girl All on your body A-a-all on your body girl All on your body A-a-all on your body girl Girl you too fine 10 outta 10 I'll be your rude boy And your gentleman So just let me do it I'l

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节奏布鲁斯

SCIENCE IN THE NEWS - Diabetes

SCIENCE IN THE NEWS - December 3, 2002: Diabetes By Oliver Chanler VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program about rece

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科技之光

HEALTH REPORT - Diabetes Research Update

By Nancy Steinbach HEALTH REPORT -June 26, 2002: Diabetes Research Update This is the VOA Special English Health Report. American medical researchers say that a new drug has been shown to stop the pro

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健康与环境

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President Obama has lifted restrictions on the use of federal money for research using embryonic stem cells. Some researchers are already making progress using stem cells from umbilical cord blood, which entails no controversy since there is no dest

发表于:2019-01-11 / 阅读(58) / 评论(0)

VOA标准英语2009年(三月)

VOA慢速英语2011--Japanese Art Show in New York Has Specia

AMERICAN MOSAIC - Japanese Art Show in New York Has Special Meaning After Natural Disaster DOUG JOHNSON: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm Doug Johnson. This week on our program: new music from two indie-rock bands ... A

发表于:2019-01-12 / 阅读(95) / 评论(0)

2011年VOA慢速英语(四)月

VOA慢速英语2011--Will Physicists Have to Rewrite The Spec

EXPLORATIONS - Will Physicists Have to Rewrite The Special Theory of Relativity? DOUG JOHNSON: Welcome to EXPLORATIONS, in VOA Special English. Im Doug Johnson. This week, we hear about developments in physics that, if proven correct, could have scie

发表于:2019-01-12 / 阅读(82) / 评论(0)

2011年VOA慢速英语(十)月

VOA标准英语2011--Independent Media Emerge in Tripoli Afte

Independent Media Emerge in Tripoli After Fall of Gadhafi Independent news media are beginning to emerge in the Libyan capital, Tripoli, two weeks after the fall of Libyan leader Moammar Gadhafi. They are pledging to help build democratic institution

发表于:2019-01-13 / 阅读(64) / 评论(0)

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发表于:2019-01-16 / 阅读(80) / 评论(0)

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27．An Important Aspect Of College Life

27 ． An Important Aspect Of College Life It is perfectly possible to organize the life of our colleges in such a way that students and teachers alike will take part in it; in such a way that a perfectly natural daily intercourse will be established

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英语中由构词法产生的词汇约占整个英语词汇量的70%左右，但这些词汇中适合我们中国人用构词法来记忆的却不多。原因有两方面：其一，很多构词法单词，即使英美人也无法辨别其词根和前后缀；其二，即使明知该词的词根，前后缀，也很难推知其具体意义。我们对传统的构词法

发表于:2019-02-08 / 阅读(81) / 评论(0)

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Diabetes drug shows promise in reducing risk of cancer

WASHINGTON, Nov. 24 (Xinhua) -- An inexpensive drug that treats Type 2 diabetes has been shown to prevent a number of natural and man-made chemicals from stimulating the growth of breast cancer cells, according to a newly published study by a Michiga

发表于:2019-02-11 / 阅读(100) / 评论(0)

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GRE词汇非常重要，可以说是GRE得高分的基础，那么，如此大量的词汇如何背诵最有效呢?下面为大家介绍一种GRE词汇背诵方法：词根词缀法，希望对大家有所帮助。对于每个要攻克高级词汇关的

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对于备考新gre考试的考生来说，新gre高级词汇背诵是一件很让人心烦气躁的事情。高级词汇以其数量大，难度高的特点，对新gre高级词汇的背诵方法有一定的研究，这里就和同学们做一个初步

发表于:2019-02-25 / 阅读(66) / 评论(0)

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