美国处于高度戒备状态

美国处于高度戒备状态 US on High Alert Kyle King Washington 11 Sep 2001 16:31 UTC Reeling from a series of terrorist attacks on New York and Washington, U.S. authorities have gone on a 1)coas

字源大挪移 Prefix - 表示数字的字首 43 di-,dicho-

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经济学人:分子生物学 蛋白质的奥秘(3)

One common protein-contact prediction is that, if the side chain of one member of a pair of amino acids brought close together by folding is long, 一种比较普通的蛋白质接触预测就是，如果一对氨基酸的一个侧链折叠后很长，

美国五角大楼仍正常工作

美国五角大楼仍正常工作 Pentagon Continues to Function Alex Belida The Pentagon 12 Sep 2001 14:56 UTC The deadly terrorist attack on the Pentagon has left the famous building badly damaged.

SSS 2009-01-23

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. As Valentines day approaches, remember, its the thought that counts. Just ask a decorated cricket. Because according to a study published in the January

有声读物《孙子兵法》第27期:第五章 兵势(2)

兵势篇 NO.2： 凡战者，以正合，以奇胜。 故善出奇者，无穷如天地，不竭如江海。 终而复始，日月是也。死而更生，四时是也。 声不过五，五声之变，不可胜听也； 色不过五，五色之变，不

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

【有声英语文学名著】CHAPTER THREE(7)

I just dont worry about the dole and housing benefit and the future of the Labour Party and where Im going to be in twenty years time and how Mr Mandela is adjusting to freedom. So time for another breather before the next paragraph because Ive barel

英语诗歌:Churning Day

Seamus Heaney A thick crust, coarse-grained as limestone rough-cast, hardened gradually on top of the four crocks that stood, large pottery bombs, in the small pantry. After the hot brewery of gland, cud and udder, cool porous earthenware fermented

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

美洲—美洲峰会在一片抗议声中开幕

Summit of the Americas Opens amid Protests 美洲峰会在一片抗议声中开幕 The 34-nation Summit of the Americas began Friday in Mar del Plata, Argentina, as demonstrators filled the streets of

专业术语—基因专业词汇A/B

马虎词汇教程 list1-3

acquaintance n. 熟人，熟悉，认识，了解， acquiesce v. 默许，勉强同意 acquire v. 获得 acquisitive adj. 贪得无厌的；可获利的 acquit v. 宣告无罪 acrid adj. 辛辣的 ac

中英双语新闻——Newbies take top honors

The 62nd prime-time Emmy Awards (the top awards for television production in the US) last Sunday night proved to be full of surprises. 上周日晚，第62届黄金时段艾美奖（美国电视剧最高奖项）颁奖典礼全程可谓惊喜连连。

英语听力：探索发现 科学新发现：我们的大气层-6

In contrast, Jupiter and Saturn are all atmosphere. Unlike Earth, Jupiter doesnt really have a solid surface that you could stand on and then have your head up in the atmosphere looking at the clouds. Its just a giant, giant gas ball. Only one other

经济学人152:攻破屏障

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

经济学人107:克雅氏病 攻破屏障

Science and Technology Creutzfeldt-Jakob disease Breaking down the barrier 科技 克雅氏病 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-cow dis

中国承认低估燃煤消耗量 减排行动新挑战

BEIJING China, the worlds leading emitter of greenhouse gases from coal, is burning far more annually than previously thought, according to new government data. The finding could vastly complicate the already difficult efforts to limit global warming

PBS高端访谈:伦敦公寓大火已造成严重伤亡

And now to the day's other major story. It is in London, where a fast-moving fire engulfed a high-rise apartment building. It killed at least 12 people and injured scores. We have a report from Dan Rivers of Independent Television News, and with a wa

每天吃鲑鱼 像戒烟一样有益

Eating a small steak every day could be as good for you as stopping smoking, scientists say. 科学家说，每天吃一小块牛排可以像戒烟一样对你有好处。 People who eat lots of protein-rich food were found to have lower blood pressu