单词：spermatocidal
- spermicide杀精子剂
单词：spermatocidal 相关文章
Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and
2011年VOA慢速英语(四)月
UNIT 5 What color is it? [00:05.69]Section A Activity 1b. [00:11.55]Listen to the conversations [00:15.78]and then match the letters with their colors. [00:20.92]Conversation 1 [00:24.48]A:What's this,Wendy? [00:27.82]B:It's a letter W. [00:31.58]A:W
新目标初中英语七年级
[00:00.00]Albert Einstein communist Alexander Bell professor [00:05.00]艾伯特爱因斯坦 n.adj.共产主义者(的)亚历山大贝尔 n.教授 [00:10.00]ruler scientific darkness shy [00:14.79]n.统治者 adj.科学的 n.黑暗 adj.害羞的 [00:
高中英语词汇
RACHEL MARTIN, HOST: A wide-ranging study shows that sperm counts are plummeting throughout the Western world, and scientists don't know why. NPR health correspondent Rob Stein suggests some of the potential reasons. ROB STEIN, BYLINE: In Margaret At
2017年NPR美国国家公共电台7月
GUY RAZ, HOST: It's the TED Radio Hour from NPR. I'm Guy Raz. And on the show today - ideas about transparency. So just think about your bosses for a second. (SOUNDBITE OF FILM, OFFICE SPACE) GARY COLE: (As Bill Lumbergh) I'm going to need you to go
2017年NPR美国国家公共电台12月
By Peter Fedynsky Washington, D.C. 10 January 2006 view Lobby Reform report The U.S. Congress is moving to reform the nation's lobbying laws in the wake of a Capitol Hill influence peddling scandal th
2006年VOA标准英语（一月）
[00:45.58]1)Where Bruce like to go today? [00:51.54]He wishes he could go to the seaside today. [00:59.12]2)What are Bruce and Li Qun talking about? [01:06.85]They are talking about the sea,holidays,jobs and Li Qun's cousin. [01:15.68]Language points
高中英语人教版高二
By Deborah Tate Washington 02 October 2006 Majority Republicans in the U.S. House of Representatives are scrambling to contain the fallout from a scandal involving one of their own, Congressman Mark Foley of Florida, who resigned abruptly last week
2006年VOA标准英语（十月）
The fraud scandal at one of India's largest software outsourcers, Satyam Computer Services, has again placed the spotlight on corporate governance in Asia. Experts say the region has made some progress, but more needs to be done. A security personne
VOA标准英语2009年(一月)
Turkish Elections Marred by Sex Scandal The Turkish general election has become known as the campaign of Sex, Lies and Videotape. The reaction to the release on the Internet of explicit sex videos appearing to implicate senior members of the National
VOA标准英语2011年(六月)
Guitarist Tom Principato has been a mainstay on the Washington, D.C. blues scene for more than 40 years. Tom's new CD was inspired by family, friends and collaborators who helped shape his life on and off the stage. Like many kids growing up in the 1
VOA标准英语2011年(二月)
Former Bosnian Serb leader one of three masterminds accused of designing Bosnia genocide Andre de Nesnera 23 November 2009 Wartime Bosnian Serb leader Radovan Karadzic appears at the International Criminal Tribunal in the Hague to face war crimes ch
VOA标准英语2009年(十一月)
By Sabina Castelfranco Rome 13 May 2006 Juventus goalkeeper Gianluigi Buffon signs autographs Italian football is being rocked by a scandal less than a month before the start of the World Cup Champion
2006年VOA标准英语（五月）
By Parke Brewer Turin 15 February 2006 As the men's 2006 Winter Olympics hockey tournament began Wednesday, much of the focus has been on former star Wayne Gretzky, the executive director of the Canad
2006年VOA标准英语（二月）
By Zulima Palacio Washington 08 May 2008 Although the government and researchers halted most clinical trials for an AIDS vaccine, a research institute in Baltimore continues its work on the most deadly virus of our times. Vaccine trials were stopped
VOA标准英语2008年（五月）
Beijing, Sept. 6 (Xinhua) -- A sperm donation scandal disclosed recently has aroused growing concern in the United States. According to the New York Times' report, Ryan Kramer, the son of a donor, found that he has more than 150 half-siblings - they
英语新闻
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
英语新闻
Caridad: Look at this! The president of McQuillan University is stepping down. He submitted his resignation this morning after an undergraduate student made allegations that they had an affair and that shes pregnant with his baby. Nate: Thats terribl
地道美语播客
You, that fly in the sky Black Dragon die! Throw flames from your head trying to kill me you don't know who you are facing blood on your teeth but now let the fight begin! [Black Dragon] He is my spirit he lives in my heart he's guiding my will so I
英文摇滚歌曲
ROME, Dec. 9 (Xinhua) -- Juventus defender Leonardo Bonucci apologised for his embarrassing dive following his side win 1-0 at Palermo on Sunday. Bonucci was warned by the referee when he fell to the ground after being challenged by goalkeeper Samir
英语新闻