单词：primary infertility
单词：primary infertility 相关文章
This is Scientific America's 60-Second Science. I am Karen Hopkin. Thisll just take a minute. Research on acupuncture just got a shot in the arm. Well, a needle near the knee, actually. Because a study in the journal Nature Neuroscience has uncovered
Scientific American(五)月
This is Scientific Americans 60-Second Science, Im Steve Mirsky.Got a minute? The 2010 Nobel Prize in Physiology or Medicine goes to 85-year-old Robert Edwards of England, for the development of in vitro fertilization. The Karolinska Institutes Chris
Scientific American(十)月
By Mike O'Sullivan Los Angeles 21 May 2008 Hillary Clinton won the Kentucky primary election, Tuesday, by a margin of more than two to one, but Barack Obama won the race in Oregon and passed a milestone in the Democratic Party's presidential contest.
VOA标准英语2008年（五月）
Global Infertility Rates Generally Hold Steady The World Health Organization says infertility rates around the world have remained relatively stable since 1990. Almost 50 million couples worldwide were unable to have a child after five years of tryin
VOA标准英语2012年(十二月)
Celiac disease is an inherited disease, 乳糜泻是遗传性疾病， in which eating foods with gluten leads to inflammation and damage of the lining of the small intestine. 患者在进食麩质食物时，会出现发炎，并损害小肠绒毛。
TED演讲教育篇
英国科学家在男性避孕药研发上有了重大突破，未来男性有可能通过口服阻止精子游动的药丸来达到避孕效果。这可能改变千千万万伴侣的性生活。以后不仅女人可以吃避孕药，连男人都有避
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有句谚语这样说，没有消息就是好消息，从一定程度上来说确实是这样，因为如果有消息，谁也不能保证就肯定是好消息对吧.... Kaz: Hello Im Kaz and this is 6 Minute English. With me today is Finn. Hello Fin
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DEVELOPMENT REPORT - Infertility in the Developing World By Jill Moss Broadcast: Monday, March 22, 2004 This is Bob Doughty with the VOA Special English Development Report. A man and a woman are consi
农业与发展
Kerry Expected to Win Wisconsin Primary Greg Flakus Voters are going to the polls in the Midwestern state of Wisconsin in a primary contest that could represent the end of at least one candidacy for t
VOA2004（上）--各类新闻
The World Health Organization is urging governments to adopt primary health care and universal coverage as the best ways of improving health and saving lives. This year's World Health Report says primary health care can provide billions of people fa
VOA标准英语2008年（十月）
近日，世界卫生组织WHO正在酝酿一项新标准，而新标准的内容主要是，从现在开始，那些因为没有性生活或找不到对象而不能生儿育女的人可以认定为残疾，相信很多单身狗听到这条消息已经
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The hot desert sands seem the most unlikely place to 'take a bath' in the height of summer but locals in western Egypt believe it is the natural way to cure many medical conditions. At the hottest time of the day, sufferers of rheumatism, joint pain,
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By Greg Flakus Houston 11 March 2008 Voters in the southern state of Mississippi are going to the polls in that state's Democratic Party presidential primary. Opinion polls put Senator Barack Obama in first place, but, as VOA's Greg Flakus reports fr
VOA标准英语2008年（三月）
BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear
英语新闻
8 Health Problems You May Encounter With Your Laptop and How to Solve Them Laptops due to their lightness, mobility and new facilities like WiFi, which allow people to use internet almost everywhere, have become an integral part of many people's life
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CANBERRA, Feb. 18 (Xinhua) -- Australian Labor Party's primary vote stands at just 30 percent, down 5 points since December, the latest Herald/Nielsen poll published in Fairfax newspapers showed on Monday. This is the first time that Tony Abbott is t
英语新闻
新托福口语的阅读材料不长，但题材广泛，而考生的知识又受限于自己所学的专业，不可能面面俱到。这样，当遇到材料的内容非常陌生时，尽管表面上看没有生词，也难免会出现读不懂的现
托福英语