二硝基苯赖氨酸

常春藤生活英语【6】Arthur and the Minimoys　

Arthur and the Minimoys 阿瑟的奇幻王国：毫发人的冒险 Every child wants a good bedtime story before they fall asleep and go into their dream world. Arthur was no different and his grandmother read stories to him every night. She amazed h

发表于:2018-11-30 / 阅读(643) / 评论(0)

常春藤生活英语

字源大挪移 Prefix - 表示数字的字首 43 di-,dicho-

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(546) / 评论(0)

英文魔法师字源大挪移

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(498) / 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(422) / 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(417) / 评论(0)

初学者听力文摘精选

不择手段背单词(739):bedizen把…装饰得过分华丽而

bedizen, [bi'diz(ə)n] v 把装饰得过分华丽而俗气；穿着俗丽【记】bed床

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不择手段背单词

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(390) / 评论(0)

英语听力文摘 English Digest

麻省理工学院公开课：单变量微积分03：求导四则运算及三角函数导数

分集介绍：导数，商数，正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(698) / 评论(0)

麻省理工学院公开课：单变量微积分

麻省理工学院公开课：单变量微积分01：导数和变化率

分集介绍：导数，斜率，速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(784) / 评论(0)

麻省理工学院公开课：单变量微积分

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(446) / 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(466) / 评论(0)

Scientific American(十一)月

英语游戏:愚蠢的香肠

[全屏观看] 点击右键- 另存为可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏，它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

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英语对接游戏

Shappi Korsandi – Stand up

BBC Learning English Weekender Shappi Korsandi Stand up Callum:Hello, I'm Callum Robertson and this is Weekender. The Edinburgh International festival is a month-long arts and cultural festival held in August in Scotland's capital city, Edinburgh. A

发表于:2019-01-16 / 阅读(785) / 评论(0)

Weekender

美国习惯用语: Lesson 207 - MOTOR MOUTH / FOOT IN MOUTH DISEA

今天我们要给大家介绍两个以

发表于:2019-01-30 / 阅读(618) / 评论(0)

美国习惯用语

HEALTH REPORT - New Heart Drug Shows Promise in African Amer

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(484) / 评论(0)

健康与经济

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(663) / 评论(0)

英语新闻

流行美语第133课 - Dibs / Shotgun

今天Larry和李华要到朋友Bob家里，Bob因为要搬家，所以把他的立体音响卖给Larry。今天李华会学到两个常用语：dibs和shotgun. LL: I'm really glad that Bob gave me fi

发表于:2019-02-05 / 阅读(579) / 评论(0)

美国之音《流行美语》

Ganso could be out until 2013, says physio

Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf

发表于:2019-02-06 / 阅读(592) / 评论(0)

英语新闻

听播客学英语 139 多丽丝·莱辛

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(412) / 评论(0)

听播客学英语

英文摇滚歌曲：Sirenia - Ditt Endelikt

Regnet faller ned som tarer av et sorgfylr ar Uhelbredelige sar som i en tidlos klagesang dveler endelose savn og du som drev sa langt av sted i soken etter sjelefred For kun morket kan besta hvor alt det vakre ma forga du som bearrer verdens byrder

发表于:2019-03-02 / 阅读(537) / 评论(0)

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