甲状腺蛋白, 甲状腺球蛋白
(thyroprotein 的复数)

Here's the key part. 接下来是关键的部分。 The solution nearest the wall spins faster than the solution closer to the middle. 离试管壁最近的溶液,要比中间的溶液旋转得更快。 That difference in velocity creates sheer str

发表于:2018-12-18 / 阅读(79) / 评论(0) 分类 TED演讲教育篇

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(95) / 评论(0) 分类 Scientific American(一)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Conditions such as mad cow disease are caused by abnormally shaped proteins, called prions. Prions spread by causing other, normal proteins to misfold

发表于:2018-12-24 / 阅读(70) / 评论(0) 分类 Scientific American(九)月

AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: our friend English teacher Lida Baker joins us from Los Angeles to talk about expressions of sympathy. LIDA BAKER: The reason that this came up for me is that a friend of mine los

发表于:2018-12-30 / 阅读(85) / 评论(0) 分类 词汇大师(Wordmaster)

Indra Krishnamurthy Nooyi is the chairwoman and CEO of PepsiCo, which is the world's fourth-largest food and beverage company. She broke the mould at PepsiCo as all previous CEOs were white American men. Nooyi was fifth on Time magazines 2007 list of

发表于:2019-01-01 / 阅读(110) / 评论(0) 分类 各国名人英文介绍

Sir Timothy Berners-Lee is a British computer scientist who invented the World Wide Web. He received a knighthood from the British Queen for his efforts (so he is called Sir). He is director of W3C, which looks after the Webs development. A leading B

发表于:2019-01-01 / 阅读(160) / 评论(0) 分类 各国名人英文介绍

Writer Dorothy West: Last Living Member of Harlem Renaissance Written by Doreen Baingana (MUSIC) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we tell about a person w

发表于:2019-01-02 / 阅读(97) / 评论(0) 分类 名人轶事

PEOPLE IN AMERICA - May 12, 2002: Dorothy West By Doreen Baingana VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the Special English Program, PEOPLE IN AMERICA. Every week, we te

发表于:2019-01-07 / 阅读(162) / 评论(0) 分类 People in America

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The Nobel Prize in chemistry goes to three men who revolutionized molecular life science, Japans Osamu Shimomura and Americans Martin Chalfie and Roger Tsien. They dev

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science, Im Steve Mirsky. Got a minute? Biologists often attempt to construct a genealogy that shows the relationships of all life on earth. One well-accepted effort compares the nucleic acid sequences that cod

发表于:2019-01-08 / 阅读(105) / 评论(0) 分类 Scientific American(五)月

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(108) / 评论(0) 分类 Scientific American(十)月

Maggie: Why the long face? Joe: I just heard that I wont be rehired for next year. Maggie: Thats awful! What a rotten thing for the management to do. Joe: Ill be okay, but Monica is losing her job, too. Maggie: Oh no, not Monica, too. Im so sorry to

发表于:2019-01-11 / 阅读(75) / 评论(0) 分类 地道美语播客

1.- I have a cold. 我感冒了。 - I'm sorry to hear that. 听到这消息我很难过。 2. - What's wrong (the matter, the trouble)? You look unhappy. 怎么啦?您看起来脸色很不好。 - I failed the exam. 我考试没通过。 - Don't t

发表于:2019-01-11 / 阅读(117) / 评论(0) 分类 实用英语

Key Sentences(重点句子) 474.We're sorry to learn that you were injured in an accident. 得知你在事故中受伤,我很遗憾。 475.How are you feeling now? 现在感觉怎么样? 476.We all wish you a quick recovery. 我们都希望

发表于:2019-01-11 / 阅读(101) / 评论(0) 分类 实用英语

Surgeon General Murthy Wants America To Face Up To Addiction play pause stop mute unmute max volume 00:0003:50repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plu

发表于:2019-01-16 / 阅读(89) / 评论(0) 分类 2016年NPR美国国家公共电台11月

74 疯牛病及其最新的检验方法 DATE=7-24-01 TITLE=SCIENCE IN THE NEWS #2134 - Mad Cow Disease BYLINE=Nancy Steinbach, George Grow VOICE ONE: This is Sarah Long. VOICE TWO: And this is Steve E

发表于:2019-01-22 / 阅读(156) / 评论(0) 分类 科技之光

新编英语教程第六册unit01_1_Love_Thy_Neighbor

发表于:2019-01-25 / 阅读(158) / 评论(0) 分类 新编大学英语阅读部分

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(123) / 评论(0) 分类 英语新闻

There has been a lot of research done on the significance of food combining when we eat. Many believe that our stomach is designed to only digest food correctly one food type at a time or eating foods together that are compatible with each other. Thi

发表于:2019-02-14 / 阅读(160) / 评论(0) 分类 阅读空间

He and his colleagues noted parallel changes in the genes for three digestive enzymes whose job is to liberate two particular amino acids, lysine and arginine, from proteins. 他的团队发现三种消化酶基因相似的改变,这些消化酶的作

发表于:2019-02-16 / 阅读(88) / 评论(0) 分类 经济学人科技系列