手性键结固定相；掌性键结固定相

Catch Me If You Can

Catch Me If You Can FBI Agent: I'd like you to take a look at something for me. Tell me what you think. Frank: That’s a 1) fake. FBI Agent: How do you know? You haven’t looked at it. Frank: Well,

发表于:2018-11-28 / 阅读(170) / 评论(0)

疯狂英语2003年

NPR 2010-05-24

Scathing criticism is building against BP, the latest coming from Interior Secretary Ken Salazar. He just wrapped up his fourth trip to BP's offices in Houston to get a progress report on the oil spill cleanup in the Gulf of Mexico. Salazar was not h

发表于:2018-12-02 / 阅读(126) / 评论(0)

2010年NPR美国国家公共电台5月

神秘的月球第6期

This transmission is coming to you approximately half way 我们现在差不多位于 between the moon and the earth. 月球至地球的中途点 Back on earth, people watched and waited and listened. 地球上的人们满心期待地收看任务实况

发表于:2018-12-07 / 阅读(47) / 评论(0)

2013年VOA慢速英语(三)月

办公室英语口语第82期:Ordering more stationary 再订办

Ordering more stationary A: Okay, then, Mary. We need 10 more loose-leaf binders, five pounds of heavy duty white paper, and what else did I say? B: Two boxes of transparencies for the over-head machines. A: Right. And Id like one of those new electr

发表于:2018-12-25 / 阅读(87) / 评论(0)

办公室英语口语

出国旅游口语一本通第66期:In a Stationary Store

第66期:In a Stationary Store Y:I'd like to see that pen,please. Y:我想看一看那支笔。 X:You mean fihis one? X:您说这支吗? Y:No，the other one in the brown case. Y:不是，是棕色盒子的那一支。 X:Oh，this one.Here. X:哦，这

发表于:2018-12-26 / 阅读(118) / 评论(0)

出国旅游口语一本通

US Election Enters New Phase

By Jim Malone The U.S. presidential election campaign has entered a new phase, with both major party candidates criss-crossing the country in search of votes. After ceding the week to John Kerry and t

发表于:2019-01-03 / 阅读(107) / 评论(0)

VOA2004（下）--美国大选

2015格莱美年度专辑《Morning Phase》-Beck

《Morning Phase》是Beck于2014年02月24日发行的第12张专辑。2015年第57届格莱美颁奖典礼上，Beck凭借《Morning Phase》获得最佳摇滚专辑奖以及年度专辑奖两项格莱美大奖。 Morning - Beck Woke up this mornin

发表于:2019-01-03 / 阅读(115) / 评论(0)

格莱美获奖歌曲

India election starts final phase

India election starts final phase 印度大选迎来最后角逐 India has entered the final phase of its marathon general election, with 107m voters eligible （有资格的，合格的） to cast ballots. （不记名票） Voting is taking place in 86 constituencies （选

发表于:2019-01-07 / 阅读(145) / 评论(0)

英语新闻

讨论猴子

Finn: Hello, Im Finn. This is 6 Minute English and Im joined this week by Neil. Hello Neil. (Monkey sounds) Finn: Err, Neil? (Monkey sounds) Finn: Neil, are you OK? (Monkey sounds) Finn: Actually that wasn't Neil, you'll be glad to know, he is safe a

发表于:2019-01-07 / 阅读(106) / 评论(0)

六分钟英语

VOA标准英语2014--Pakistan's Bonded Laborers Trapped in Cycle of Debt 巴基斯坦契约劳工陷入债务圈套

Pakistan's Bonded Laborers Trapped in Cycle of Debt 巴基斯坦契约劳工陷入债务圈套 ISLAMABAD In Pakistan today, more than 2 million people, including children, work as bonded laborers, a system the United Nations describes as modern-day s

发表于:2019-01-14 / 阅读(75) / 评论(0)

VOA标准英语2014年(五月)

2007年VOA标准英语-Zimbabwe's Children Enter New Phase of Hardship

By Lisa Schlein Geneva 16 July 2007 Zimbabwean children wait for food at Masarira primary school, for some it is the only meal they will have in the day, said headteacher Zvinavashe Takabvirakare (File Photo) The U.N. Children's Fund says the childre

发表于:2019-02-03 / 阅读(110) / 评论(0)

2007年VOA标准英语（七月）

学个词Learn a Word 第1367期　phase out

今天我们要学的词是phase out。 Phase out, 是逐步结束的意思。世界上最年轻的国家南苏丹独立后宣布，学校教育将逐步淘汰阿拉伯语，改用英语教学。 The government of South Sudan announced it will phase

发表于:2019-02-05 / 阅读(115) / 评论(0)

英语单词荟萃

Tunisia qualifies for final phase of African Nations Cup

TUNIS, Oct. 8 (Xinhua) -- Tunisia qualified for the final phase of the 2012 African Nations Football Cup after beating Togo 2-0 on Saturday at the Rades Olympic stadium near Tunis. The Carthage Eagles took the lead with goals by Walid Hichri in the 1

发表于:2019-02-05 / 阅读(114) / 评论(0)

英语新闻

IMF: World Economy Entering 'Dangerous New Phase'

The International Monetary Fund says the U.S. economy is struggling to overcome sluggish growth due to an unresolved government debt crisis and weaknesses in the housing market and household finances. In a report released Tuesday, the IMF downgraded

发表于:2019-02-05 / 阅读(109) / 评论(0)

英语新闻

英闻天下——337 Lanzhou Guzi

Dating back as far as the early Qing Dynasty, Lanzhou Guzi, the local ballad of Lanzhou, the capital of northwest China's Gansu province, has been passed on from mouth to mouth for about 400 years. Going through ups and downs, this art form has survi

发表于:2019-02-14 / 阅读(112) / 评论(0)

英闻天下

学个词 Learn a Word-VOA英语教学 2904 phase out

今天我们要学的词组是phase out。Phase out，意思是逐渐淘汰、停止。The chief executive of General Motors cautioned against the growing trend of officials in China and a number of other countries of making plans to phase out sales

发表于:2019-02-16 / 阅读(65) / 评论(0)

英语单词荟萃

外贸英语：外贸常用词汇

出口信贷 export credit 出口津贴 export subsidy 商品倾销 dumping 外汇倾销 exchange dumping 优惠关税 special preferences 保税仓库 bonded warehouse 贸易顺差 favorable balance of trade 贸易逆差 unfavorable balance of trade

发表于:2019-02-18 / 阅读(323) / 评论(0)

实用英语

乔布斯传第263期:动画(2)

After graduation he took the job for which he was destined: as an animator at Disney Studios. Except it didn't work out. 毕业后，他得到了一份注定要从事的工作--在迪士尼制片厂做动画师。但是拉塞特在迪士尼的工作并

发表于:2019-02-22 / 阅读(77) / 评论(0)

乔布斯传

经济学人365:铜破碎的联系

Finance and economics 财经商业 Copper 铜 Broken contacts 破碎的联系 Finance, not economics, may explain copper's recent plunge 金融市场而非经济状况造成了近期的铜价下滑 THE copper price has long been held to signal the st

发表于:2019-03-09 / 阅读(150) / 评论(0)

经济学人商业系列

英语歌曲：爱情遭遇挫折，独自承受 or 两人分担 ( The Mirror Phase )

Damon Naomi的音乐，既没有复杂编曲，连旋律也是淡淡然的，很简单，但内里却隐着很深远的感情，很不简单。 The Mirror Phase (Damon Naomi with Ghost) Out on the heath, our pleasures seem so small. Those stones were

发表于:2019-03-11 / 阅读(132) / 评论(0)

流行英文歌曲

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act in good faith

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