[化] 苯胺

[单词解析速记].JV447.(Yoke.and.Vapid)

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:2018-12-04 / 阅读(95) / 评论(0)

单词解析速记

常春藤解析英语【62】Five Minutes to Midnight

Five Minutes to Midnight 滴！答！滴！毁灭倒数计时 by Kevin Lustig The University of Chicago publishes the Bulletin of the Atomic Scientists, a magazine about topics related to nuclear technology. On the cover of every issue of the magazin

发表于:2018-12-08 / 阅读(80) / 评论(0)

常春藤解析英语

It's Not Easy Being a Kid!

It's Not Easy Being a Kid!－儿童英语故事三

发表于:2018-12-14 / 阅读(105) / 评论(0)

儿童英语故事三

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

发表于:2018-12-18 / 阅读(120) / 评论(0)

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

发表于:2018-12-24 / 阅读(98) / 评论(0)

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

发表于:2018-12-28 / 阅读(63) / 评论(0)

初学者听力文摘精选

【一起闲话英语】去取身份证—Getting an ID card

Transcript: Admin worker: International Student ID card? Student: Yes, thats right. Admin worker: Have you got the form? Student: Yes, here it is. Admin worker: OK, lets see. Name Ahmed, surname Saeed, age 14, address ... (pause) ... oh, whats your a

发表于:2018-12-28 / 阅读(93) / 评论(0)

一起闲话英语-English Chitchat

[单词解析速记].JV517.(Vivid.and.Inane)

发表于:2018-12-30 / 阅读(72) / 评论(0)

单词解析速记

[单词解析速记].JV526.(Fidelity.and.Extrovert)

发表于:2018-12-30 / 阅读(70) / 评论(0)

单词解析速记

[单词解析速记].JV542.(Penchant.and.Intrepid)

发表于:2018-12-30 / 阅读(125) / 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(58) / 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(104) / 评论(0)

Scientific American(十一)月

VOA慢速英语2012--Many Congolese Still Need Emergency Aid

Many Congolese Still Need Emergency Aid Humanitarian agencies are still trying to reach thousands of people in the eastern DRC who were displaced by the recent military offensive by M23 rebels. Many of the displaced fear they may have to flee violenc

发表于:2019-01-14 / 阅读(86) / 评论(0)

VOA标准英语2012年(十二月)

英语新词:这些id后缀单词你理解对了么?

英语新词:这些id后缀单词你理解对了么? afraid adj. 害怕的；恐怕；担心的。 devoid adj. 缺乏的；全无的。 flaccid adj. [医] 弛缓的；软弱的；无活力的。 florid adj. 绚丽的；气色好的。 fluid adj. 流动

发表于:2019-01-18 / 阅读(101) / 评论(0)

英文语法词汇

英语语法：42 Did I Tweet or Did I Twitter?

Grammar Girl here. Today I have exciting language news from the new 2009 AP Stylebook. Last week the Associated Press released the updated 2009 edition of its famous AP Stylebook. This is the language rule book used by all the journalists in the Asso

发表于:2019-01-22 / 阅读(76) / 评论(0)

英语语法 Grammar Girl

the Perseid meteor shower

77 流星雨成因探索 Date=8-2-01 Ttle=science report - the Perseid meteor shower Bline=Mario Ritter （Start at 59

发表于:2019-01-30 / 阅读(94) / 评论(0)

科技之光

A Midshipman

One of my fellow midshipmen at the U. S. Naval Academy was performing poorly in class and reported to his company officer for counseling., Your marks are deplorable! the officer scolded. Is there a problem-that has kept you from studies?No, sir, the

发表于:2019-02-03 / 阅读(104) / 评论(0)

趣味英语

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(225) / 评论(0)

英语新闻

China's new Internet ID policy triggers online discussion

BEIJING, Jan. 3 (Xinhua) -- A policy that requires users to use their real names when registering for Internet access has triggered heated discussion, with some for and some against it. On Dec. 28, China's top legislature passed rules on protecting o

发表于:2019-02-08 / 阅读(141) / 评论(0)

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