[化] 苯基二氢化茚-1,3-二酮
[医] 苯茚二酮, 2-苯基-1,3-茚二酮

AP 2010-02-27

[1] Former Vice President Dick Cheney remains in the hospital after experienced chest pain yesterday. An aide to the 69-year-old says he is resting comfortably at George Washington University Hospital in Washington. Cheney has had a history of heart

发表于:2018-12-15 / 阅读(136) / 评论(0)

美联社新闻一分钟2010(二月)

万物简史第478期:生命在前进(20)

Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s

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万物简史

SSS 2011-03-29

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro

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Scientific American(三)月

英文书摘精选有趣的事实,短嘴鳄可以再长牙齿

Fun Fact: Alligators Can Regrow Teeth 有趣的事实：短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal

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初学者听力文摘精选

【电影预告片填空】七月寒潮

Richard!- Yeah? - I think I heard something. Stay here. His name was Freddy Russel. He's a wanted fellon. _________1____________. Sometimes the good guy wins. What's this? That's not the guy I shot. It's called shock. Why don't you go home and let me

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英文电影预告片填空

[单词解析速记].JV501.(Mundane.and.Egocentric)

Sorry,there is not text temporarily, Please help tingroom to look for it! 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! Thank you！

发表于:2018-12-30 / 阅读(73) / 评论(0)

单词解析速记

英语听力文摘 English Digest 600、科学家如何预测火山喷发？

its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th

发表于:2018-12-31 / 阅读(59) / 评论(0)

英语听力文摘 English Digest

SSS 2008-04-17

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(107) / 评论(0)

Scientific American(四)月

SSS 2009-11-13

Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the

发表于:2019-01-08 / 阅读(105) / 评论(0)

Scientific American(十一)月

美联社新闻一分钟 2007-08-09

1. In Utah, crews get closer to six trapped coal miners. They have now drilled within 1,000 feet of where the men are believed to be, hoping to get them food and air. The mine's owner says it may take two days to reach the trapped men. They've been t

发表于:2019-01-08 / 阅读(165) / 评论(0)

美联社新闻一分钟2007

原汁原味商务英语播客第71 课:捎口信

Welcome back to Business English Pod. This is the second part of our look at answering the phone and taking a message. In this lesson, well focus on taking a message. 欢迎回到商务英语播客，这是有关回电话和捎口信的第二部分，这

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原汁原味商务英语播客

原汁原味商务英语播客第62课:如何接电话

Today were talking about using the telephone. This is something we all do, but we dont all do well. 今天我们来谈下如何使用电话。我们都打电话，但是我们并不是各方面都做得很好。 Talking on the telephone has become an

发表于:2019-01-18 / 阅读(66) / 评论(0)

原汁原味商务英语播客

TED演讲:为什么你应该知道你同事的工资(4)

If we really want to close the gender wage gap, maybe we should start by opening up the payroll. 如果我们真的想消除性别薪资差距，可能需要从公开工资单开始。 If this is what total market failure looks like, then openness re

发表于:2019-01-18 / 阅读(99) / 评论(0)

TED演讲商业篇

【跟着英剧练发音】A Histry Of Britain - 8

Many of those towers still survive, though none are as daunting as the great stone stockade on Arran, off Ireland's west coast. And they didn't just spring up around the edges of the British islands. All over the mainland, too. The great hill forts o

发表于:2019-01-21 / 阅读(78) / 评论(0)

跟着英剧练发音

土卫四表面深层发现神秘海洋或潜在生命形式

A third Saturn moon may have a subsurface ocean with potential for life, researchers say. 研究人员日前表示，第三颗土星卫星可能存在表面深层海洋及潜在生命形式。 Using gravity data from the Cassini probe, researchers at

发表于:2019-02-02 / 阅读(65) / 评论(0)

英语新闻

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(227) / 评论(0)

英语新闻

冰与火之歌系列之《权力的游戏》第300期:第十九章艾莉亚(10)

Mine. Arya had almost forgotten Needle, in her hand. 我的。艾莉亚忘了缝衣针还握在自己手里。 Give it to me. 给我。 Reluctantly Arya surrendered her sword, wondering if she would ever hold it again. Her father turned it in the lig

发表于:2019-02-17 / 阅读(60) / 评论(0)

冰与火之歌系列之《权力的游戏》

英语听力—环球英语 1115 First Aid: Cuts

Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 3 Most of us do not think about a cri

发表于:2019-02-21 / 阅读(58) / 评论(0)

环球英语 Spotlight

冰与火之歌系列之《权力的游戏》第400期:第二十四章珊莎(11)

Sansa started as Joffrey laid his hand on her arm. 乔佛里伸手放在珊莎手臂上，把她吓了一跳。 It grows late, the prince said. He had a queer look on his face, as if he were not seeing her at all. Do you need an escort back to the ca

发表于:2019-03-10 / 阅读(139) / 评论(0)

冰与火之歌系列之《权力的游戏》

英语听力—环球英语 1488 First Aid: Cuts

发表于:2019-03-15 / 阅读(218) / 评论(0)

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acid rapper

acipenseridaes

acorenol

ADLWR (accelerator driven light water reactor)