在生物体内形成的一种化学物质

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中国人民银行最新统计数据显示，作为由民间资本投资设立的商业性小额信贷机构，我国小额贷款公司近年来实现了爆发式增长，截至2010年末，我国共有小额贷款公司2614家。请看新华社的报道

发表于:2018-11-29 / 阅读(888) / 评论(0)

金融英语

American Men Dont Cry

LESSoN TWENTY-FIVE TEXT A American Men Dont Cry American men dont cry because it is considered not characteristic of men to do so. only women cry. Cry is a weakness characteristic of the female, and n

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Healing Plastic

> 08 新型塑胶制品的应用 DATE=3-1-01 TITLE=SCIENCE REPORT- Self-Healing Plastic BYLINE=Mario Ritter (Start at 59

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【英语时差8,16】蘑菇也能变为柴油？

Don: Time to go again to the A Moment of Science mailbag. Yal: A listener writes: Dear A Moment of Science, Scientists know that one day we'll run out of oil and other natural sources of energy. Beyond solar power and wind power and ethanol, what are

发表于:2018-12-27 / 阅读(94) / 评论(0)

英语时差8，16

【英语时差8,16】钻石能“永远”的秘密

Why Diamonds Really Are Forever Diamonds are forever they say, and this is why: diamonds are the hardest substance known to exist. Nothing would scratch or damage a diamond，While a diamond can scratch any other material on the earth. Everything is

发表于:2018-12-27 / 阅读(62) / 评论(0)

英语时差8，16

趣味青春英语电台第54期:Make or break

Idiom: Make or break ( something critical ) Hit the book: Marine Organism Coral polyps Calcium Limestone Attach to Weird Coral reef

发表于:2018-12-27 / 阅读(78) / 评论(0)

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有声英文阅读-美国男子汉一般不会哭

American Men Don't Cry American men don't cry because it is considered not characteristic of men to do so. Only women cry. Cry is a

发表于:2018-12-31 / 阅读(66) / 评论(0)

有声英文阅读

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[00:00.00]The Best Teacher I Ever Had 我遇到的最好的老师 [00:05.41]Mr. Whitson taught sixth-grade science. [00:10.00]On the first day of class, [00:12.09]he gave us a lecture about a creature called the cattywampus, [00:15.36]an animal that was wipe

发表于:2019-01-01 / 阅读(91) / 评论(0)

语言的力量

SSS 2008-05-05

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

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SSS 2009-02-12

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? February 12th is the 200th birthday of Charles Darwin and Abraham Lincoln. But theyre linked by something else, too. Before Darwin, natural philosophers held to a poin

发表于:2019-01-08 / 阅读(116) / 评论(0)

Scientific American(二)月

英语听力：自然百科为生而死的生物

Hi, its Kasey-Dee Gardner, in this weekend Why Tell Me Why will answer an interesting viewer question. The viewer wants to know why certain species die after they reproduce. So, we're here to find out the answer. Urn, so there are a bunch of species,

发表于:2019-01-22 / 阅读(71) / 评论(0)

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趣味青春英语电台第219期:On your high horse

Idiom: On your high horse 非常固执，傲慢，自以为是 Hit the book: illuninate 照亮 organism 生物，微生物 reside 居住 sea cucumber 海参 vertebrate 脊椎动物 dissolve 能融化 adaptation 适应 fundamental 最基本的，最根本

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趣味青春英语

英语听力：自然百科行星旅行指南：火星 Mars—3

Could life have been forged in the same way on both planets? When we sent the first probe to investigate in the 1960s, almost anything was possible. Originally in the popular imagination we thought that Mars might be inhabited by whole civilizations,

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生活大爆炸第二季第十八集_3

-Sheldon: Let me put it this way. 这么说吧 Your gross receipts on this one order, will be over $3,000 for one night's work. gross receipt: 总收入 gross: 总额 receipt: 收入 order: 订单你这一夜收入总额可以超过3000美金 -Penny

发表于:2019-01-28 / 阅读(113) / 评论(0)

生活大爆炸第二季

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发表于:2019-02-04 / 阅读(99) / 评论(0)

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发表于:2019-02-07 / 阅读(106) / 评论(0)

好听的英文歌曲

CCTV9英语新闻：480,000 affected by poisoned water system in W. Virginia

Up to 480 thousand residents in the American state of West Virginia have been affected by a chemical spill that leaked into the states water supply. At least one fourth of the population has been affected by the spill. The president of a West Virgini

发表于:2019-02-07 / 阅读(96) / 评论(0)

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万物简史第447期:小生物的世界(18)

Any HIV the mosquito sucks up on its travels is dissolved by the mosquito's own metabolism. 蚊子在叮咬过程中吸入的人体免疫缺陷病毒被蚊子自身的代谢作用分解了。 When the day comes that the virus mutates its way around t

发表于:2019-02-17 / 阅读(81) / 评论(0)

万物简史

万物简史第432期:小生物的世界(3)

Bacteria do it all the time without fuss, and thank goodness, for no larger organism could survive without the nitrogen they pass on. 而细菌一直在不慌不忙地干这件事。谢天谢地，要是没有它们来传送氮，大的生物就活不下

发表于:2019-02-17 / 阅读(118) / 评论(0)

万物简史

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The Parts of Metabolism 新陈代谢到底是什么？ What is metabolism really? Statements like he can eat a lot because he has a fast metabolism are somewhat misleading. Metabolism isnt about the digestion of food in your stomach; its the name giv

发表于:2019-02-24 / 阅读(97) / 评论(0)

英语听力文摘 English Digest

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