[=tetramethylethylenediamine]四甲基乙二胺

EXPLORATIONS - In an Age of Modern Science and Medicine, Inf

EXPLORATIONS - In an Age of Modern Science and Medicine, Infectious Diseases Remain the World's Leading Killer By Jill Moss Broadcast: Wednesday, September 21, 2005 (MUSIC) VOICE ONE: I'm Faith Lapidu

发表于:2018-12-01 / 阅读(405) / 评论(0)

Explorations

6原文_te4

Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.M: The main library is open from eight A. M. Until nine P.M. [00:20.51]Monday through Friday; noon until six P.M. Satu

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大学六级听力模拟题

6原文_te3

3 Listen carefully to the conversations and short passages [00:07.99]and choose the best answer to each of the questions. [00:13.56]1.M:She wants to apply for the job, [00:19.41]but she is really not qualified,I'm afraid. [00:24.24]W:That's a pity.Sh

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大学六级听力模拟题

VOA标准英语2012--Medany Aims to be 1st Egyptian Woman to Medal at Olympics

Medany Aims to be 1st Egyptian Woman to Medal at Olympics As Egypt struggles to get back on its feet after 16 rocky months of revolution and military rule, the country's young Olympians are hoping to do the seemingly impossible under the circumstance

发表于:2018-12-16 / 阅读(141) / 评论(0)

VOA标准英语2012年(七月)

EVER GREEN -GLENN MEDEROS

Love soft as an easy chair love fresh as the morning air one love that is shared by two i have found with you like a rose under the april snow i was always certain love would grow love ageless and evergreen seldom seen by two you and i will make eac

发表于:2019-01-03 / 阅读(161) / 评论(0)

珍藏经典老歌

2006年VOA标准英语-Stage Set for APEC Meeting Aimed at Breaking Gl

By Luis Ramirez Hanoi 17 November 2006 Vietnam is preparing to host the summit of leaders of 21 economies of the Asia-Pacific region on Saturday. The meeting will culminate on Sunday with a pledge by leaders to push harder for a deal to liberalize g

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2006年VOA标准英语（十一月)

2006年VOA标准英语-UNHCR Alarmed at Sudanese Rebel Infiltration in

By Lisa Schlein Geneva 26 May 2006 Sudanese refugee children sit in their makeshift classroom, Wednesday, April 19, 2006 in the refugee camp Kou Kou Angarana in Chad some 30 kilometers from the Sudan border The U.N. refugee agency says it is very di

发表于:2019-01-09 / 阅读(174) / 评论(0)

2006年VOA标准英语（五月）

VOA常速英语2008年-Russian Presidential Candidate Medvedev Not a P

By Anya Ardayeva Moscow 28 February 2008 Russians are preparing to go to the polls Sunday to elect their next president. But out of four candidates competing for the post, Kremlin-backed Deputy Prime Minister Dmitry Medvedev is the overwhelming favor

发表于:2019-01-11 / 阅读(138) / 评论(0)

VOA常速英语2008年（二月）

VOA标准英语2011--Mini Med School Draws the Curious

Mini Med School Draws the Curious Becoming a doctor takes many years of training and tens of thousands of dollars in tuition. But anyone can get a taste of medical training, from real medical school professors, in just two months, for free, at a mini

发表于:2019-01-14 / 阅读(162) / 评论(0)

VOA标准英语2011年(十月)

VOA标准英语2009年-Wildfires Plague Southern Europe, Mediterr

Summer wildfires continue to rage across forests on the Mediterranean islands of Corsica and Sardinia. Spain and Greece are also dealing with blazes. Italian and French authorities have detained a number of people suspected of starting the forest fi

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VOA标准英语2009年(七月)

英语口语大赢家Topic230:茶馆生活 Life in the Teah

喝茶在中国由来已久，而且有着深厚的历史文化，这不，本杰明讲得津津有味，从茶馆生活讲到茶馆艺术，这下罗拉可有的学了。 Listen Read Learn Laura: It's quite busy here. It's true that Chinese people love tea. Benjamin: That's for sure. You know that tea is

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英语口语大赢家

60秒科学:Pharaohs Had Heart Disease

Darwin in Battle of Wits against Unarmed Man Antievolutionist Ray Comfort will be distributing copies of the Origin of Species with a new introduction that misrepresents, misunderstands and distorts Darwin's ideas and legacy. Steve Mirsky comments No

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60秒科学

60秒科学:Darwin in Battle of Wits against Unarmed Man

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60秒科学

VOA慢速英语2010年-Health Report - Needle Injuries to Med

This is the VOA Special English Health Report. For medical students, real experience begins not in a classroom but at a teaching hospital. These doctors in training are supervised. But sometimes accidents happen and the students get injured. For exam

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2010年慢速英语(二)月

2006年VOA标准英语-Situation in Iraq Deemed Grave and Deterioratin

By Peter Fedynsky Washington, D.C. 06 December 2006 watch Bipartisan report The bipartisan Iraq Study Group has issued its long-awaited series of strategic recommendations on ways to stabilize the situation in Iraq. As VOA's Peter Fedynsky reports,

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2006年VOA标准英语（十二月）

Lochte edges Phelps in 400m medley

WASHINGTON, June 25 (Xinhua) -- Ryan Lochte edged Michael Phelps in the men's 400m individual medley at the US Olympic swimming trials Monday. Lochte took the lead on the breaststroke leg of the four-stroke event and held off Phelps in the closing fr

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英语新闻

VOA常速英语2007-S. African Reggae Star Lucky Dube Killed in Atte

By Scott Bobb Johannesburg 19 October 2007 South African Reggae star Lucky Dube has been killed in an apparent car-jacking attempt. The 43-year-old musician was shot Thursday night in a suburb south of Johannesburg. Correspondent Scott Bobb reports f

发表于:2019-02-07 / 阅读(161) / 评论(0)

2007年VOA常速英语（十月）

VOA标准英语2008年-Skepticism Surrounds Senegalese President's Med

By Nico Colombant Dakar 10 June 2008 Senegalese President Abdoulaye Wade met with envoys from the Islamist group Hamas and the more secular Palestinian movement Fatah in an attempt to lay the groundwork for eventual peace with Israel. But at least o

发表于:2019-02-07 / 阅读(136) / 评论(0)

VOA标准英语2008年（六月）

rivate funeral held for Fawcett

Private funeral held for Fawcett 福塞特的私人葬礼 A private funeral has been held for US actress Farrah Fawcett, who died last week of cancer. Her partner, actor Ryan O'Neal, was a pallbearer （抬棺者） Their son Redmond, who was recently jailed on

发表于:2019-02-08 / 阅读(196) / 评论(0)

英语新闻

VOA标准英语2009年-Obama Arrives in Moscow for Talks With Med

U.S. President Barack Obama has arrived in Moscow for talks with Russian leaders, expected to focus largely on arms control. President Barack Obama (R), his daughters Malia (2R), and Sasha and his wife Michelle Obama are seen on their arrival at Mos

发表于:2019-02-12 / 阅读(142) / 评论(0)

VOA标准英语2009年(七月)

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