过碘酸-雪夫氏反应

Now, while the smell wafts over you, let me tell you the history of an idea. 现在,趁着香味还萦绕在你们周围,我来为你们介绍一个想法形成的过程。 Everything that you're smelling in here is made up of atoms that come fro

发表于:2018-12-19 / 阅读(101) / 评论(0) 分类 TED演讲教育篇

Idiom: On the rocks 事情处于一个相对困难的状态中 Hit the book: Insufficient Insurance Cash flow Jeopardy Periodic Recipient Frankly Installment

发表于:2018-12-27 / 阅读(134) / 评论(0) 分类 趣味青春英语

Tests Suggest 10,000-Year-Old Brit Had Dark Skin, Blue Eyes Genetic material from a 10,000-year-old skeleton suggests the oldest-known Briton had dark skin and blue eyes. 根据一具1万年前的骨骼中提取的遗传物质表明,人们所知最古

发表于:2019-01-03 / 阅读(186) / 评论(0) 分类 2018年VOA慢速英语(二)月

Alisha Ryu In Iraq, the nomination of a former exile with close ties to the United States to become the country's interim prime minister on June 30, has met with with mixed reactions from Iraqis. Most

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 VOA2004(上)--国际时事

As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la

发表于:2019-01-03 / 阅读(141) / 评论(0) 分类 2014年VOA慢速英语(八)月

During the doctor's periodic visit to my elderly mother, I told him that Mother would be celebrating her 98th birthday in few days. Delighted by the news, he bent down and gave her a kiss for the occa

发表于:2019-01-03 / 阅读(98) / 评论(0) 分类 英汉幽默故事选读

By Al Pessin Pentagon 02 March 2007 A senior U.S. defense official says Russian President Vladimir Putin's sharp criticism of the United States in a speech last month did not succeed in creating doubts among U.S. European allies. But some analysts b

发表于:2019-01-06 / 阅读(165) / 评论(0) 分类 2007年VOA标准英语(三月)

THIS IS AMERICA - Artistic Expression in Reaction to 9/11 By Jerilyn Watson Broadcast: Monday, September 06, 2004 WRITER:

发表于:2019-01-07 / 阅读(192) / 评论(0) 分类 This is America

Wanted to slice out little time,we wish everyone a happy pie day on this March 14th.413 Ok.let's go ahead to get today's headlines. Two primaries two caucuses,110 delegates,that's what was the stake yesterday in the race for the Republican presidenti

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 CNN2012年(三)月

今天我们要学的词是knee-jerk reaction。 Knee-jerk reaction, 膝跳反应,意思是本能的第一反应。 Investors' knee-jerk reaction to the market downturn led to a sell-off, 投资人对市场下滑作出的本能反应造成股价暴跌

发表于:2019-01-09 / 阅读(158) / 评论(0) 分类 英语单词荟萃

Turkish PM Recep Tayyip Erdogan addresses his lawmakers at the parliament in Ankara, 01 Jun 2010 Turkey's prime minister criticized Israel Tuesday for a bloody massacre that killed at least nine people on a Gaza-bound aid ship. A small number of Turk

发表于:2019-01-13 / 阅读(120) / 评论(0) 分类 VOA标准英语2010年(六)月

今天我们要学的词是knee-jerk reaction。 Knee-jerk reaction, 膝跳反应,意思是本能的第一反应。 Investors' knee-jerk reaction to the market downturn led to a sell-off, 投资人对市场下滑作出的本能反应造成股价暴跌

发表于:2019-01-16 / 阅读(192) / 评论(0) 分类 英语每日一词

For most of us, the periodic table is a thing of beauty in the abstract, but for chemists it established an immediate orderliness and clarity that can hardly be overstated. Without a doubt, the Periodic Table of the Chemical Elements is the most eleg

发表于:2019-01-29 / 阅读(99) / 评论(0) 分类 万物简史

By Tom Rivers London 29 October 2007 On the eve of his historic visit to Britain, Saudi King Abdullah says London is not doing enough to combat terrorism and in an exclusive interview with the BBC, he criticized the then government of Tony Blair for

发表于:2019-01-31 / 阅读(122) / 评论(0) 分类 2007年VOA常速英语(十月)

Idea 1: Write a small but romantic love letter (about 5 lines in length or less). Then, get your local newspaper and circle all the words you need (in order) to include in your letter. Then leave the paper with a special note on top telling him to pu

发表于:2019-02-04 / 阅读(149) / 评论(0) 分类 英语美文

During the doctor's periodic visit to my elderly mother, I told him that Mother would be celebrating her 98th birthday in few days. Delighted by the news, he bent down and gave her a kiss for the occasion. He then announced that he, too, would be cel

发表于:2019-02-04 / 阅读(103) / 评论(0) 分类 趣味英语

STEVE INSKEEP, HOST: You know, when I was a kid, I watched pro wrestling on TV. The matches often featured a good guy, like Hulk Hogan, against a bad guy, a bad guy like the Iron Sheik, a cartoonish Middle Eastern evil dude. Pro wrestling played off

发表于:2019-02-13 / 阅读(120) / 评论(0) 分类 2017年NPR美国国家公共电台7月

period for redemption 赎回期限 period of accrual of interest 应计利息的期间 periodic actuarial investigation 定期精算调查 periodic payment 分期付款;定期付款 periodic updatin

发表于:2019-02-17 / 阅读(105) / 评论(0) 分类 财会英语

With the International Criminal Court considering a request to issue an arrest warrant for Sudanese president Omar al-Bashir, Sudan's political parties - often at odds with the government - have come to the president's defense. As Derek Kilner repor

发表于:2019-02-18 / 阅读(145) / 评论(0) 分类 VOA标准英语2008年(八月)

16. UPBRAlD : REPROACH :: (A) dote : like (B) lal: : stray (C) vex : please (D) earn : desire (E) recast : explain Directions: Each passage in this group is followed by questions based on its content.

发表于:2019-02-21 / 阅读(213) / 评论(0) 分类 实用英语