苯巯基乙醇

Superhero Thwarts Evil Nazi Plot in 'Captain America: The First Avenger' Acomic book super hero whose exploits began in the 1940's is back as one of this year's big action movies. Here's a look at Captain America: The First Avenger. General Patton ha

发表于:2018-12-16 / 阅读(33) / 评论(0) 分类 VOA标准英语2011年(八月)

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] Clouds capped the woods. v

发表于:2018-12-30 / 阅读(210) / 评论(0) 分类 每日攻克5词

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(73) / 评论(0) 分类 Scientific American(四)月

Scientists in Australia are developing a thinking cap that could unlock our hidden genius, by switching on and off certain sections of the brain. Researchers at the University of Sydney think their experiments show that we all have hidden creative t

发表于:2019-01-13 / 阅读(81) / 评论(0) 分类 VOA标准英语2008年(十月)

By Greg Flakus Houston 16 October 2007 In recent months food costs in the United States have gone up by well over six percent and some economists see government-mandated use of bio-fuels as a key reason. But, as VOA's Greg Flakus reports from Houston

发表于:2019-01-25 / 阅读(49) / 评论(0) 分类 2007年VOA常速英语(十月)

By Jeffrey Young Washington 16 October 2007 U.S. farmers have gone through many cycles of boom and bust. But as VOA's Jeffrey Young reports, prospects for American agriculture are looking up, thanks to rising crop prices and land values, especially i

发表于:2019-02-03 / 阅读(53) / 评论(0) 分类 2007年VOA常速英语(十月)
学英语单词
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aharonis
air vent screw
anoestrum(anoestrus)
antisweat covering
Avena nuda
Bittner milk factor
boarhides
Caerlaverock
carbon capture and sequestration
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Cocos Islander
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condensating agent
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daughter cells of the apical cell
Dendrobenthamia angustata
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entitatively
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in hell
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Rosa hezhangensis
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