单词：position of fetus
单词：position of fetus 相关文章
This is Whats Trending Today. Earlier this year, many tennis fans were talking about the Australian Open finals. American tennis stars and sisters Serena and Venus Williams played each other in a so-called Grand Slam final for the first time since 20
2017年VOA慢速英语(四)月
This is Scientific American's 60-Second Science. I'm Steve Mirsky. This will just take a minute. Pregnant women shouldn't drink. It's become gospel, because of the danger of fetal alcohol spectrum disorder. Alcohol can disturb the normal development
Scientific American(三)月
[00:07.34]Last Tuesday was World Population Day. [00:12.98]The message this year was Saving Women's Livers. [00:18.91]The director of the United Nations Population Fund, [00:24.27]Nafis Sadik,released a statement in ovservance of the day. [00:30.59]D
美国英语听力80篇
[00:05.49]Why are some people left-handed? [00:09.09]Scientists have been trying to answer that question for many years. [00:14.32]Research has shown that ninety percent of people naturally use their right hands for most tasks. [00:22.94]But hundreds
美国英语听力80篇
AS IT IS 2016-07-01 Report: Women Prisoners Tortured in Mexico 墨西哥监狱虐待女囚犯 Five years ago, police stopped Veronica Razo on a street in Mexico City and took her to federal prison. She was beaten, tortured with electrical shocks and
2016年VOA慢速英语(七)月
Almost all animals with a spine yawn.Penguins do it as a mating ritual,snakes do it to realign their jaws after a meal and guinea pigs do it to display anger,So why exactly do humans yawn?And is yawning actually contagious? 几乎所有的有脊椎动物
趣味英语
From the CNN Center in Atlanta. I'm Nicole Lapin. Here's a look at what's happening NOW IN THE NEWS. We now have a name and a face but still no motive for the deadly shooting at Northern Illinois University. A law enforcement source identified the s
商业报道2008年(二)月
Indias sex ratio is getting worse. The trend can be reversed. 印度的性别比例扭曲越加严重，这个趋势能够逆转 THE news from Indias 2011 census is almost all heartening. Literacy is up; life expectancy is up;family size is stabilisi
经济学人综合
JUDY WOODRUFF: Just weeks ago, hardly anyone in the U.S. knew what the Zika virus was, much less worried about it. But the World Health Organization's warning today put the Americas, including the U.S., on new notice. And, suddenly, a mosquito-borne
PBS访谈健康系列
SCIENCE IN THE NEWS - Study Links Stress Early in Pregnancy to a Greater Risk of Losing BabyBy Broadcast: Tuesday, March 21, 2006 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English.
2006年慢速英语（三）月
雅思考试写作的12大万能理由和部分写作思路 1 方便 convenience 2 情感 feeling(or sensibility) 3 经验 experience 4 成就 achievement 5 效率 efficiency 6 健康 health 7 节俭 thrift(or save money) 8 安全 safety 9 性格培养
雅思英语
WASHINGTON, March 12 (Xinhua) -- The Obama administration on Tuesday said that its position regarding the Falkland Islands, known as the Malvinas to the Argentines, remains unchanged, but acknowledged that the Falklands residents have clearly express
英语新闻
WASHINGTON, March 12 (Xinhua) -- The Obama administration on Tuesday said that its position regarding the Falkland Islands, known as the Malvinas to the Argentines, remains unchanged, but acknowledged that the Falklands residents have clearly express
英语新闻
BEIJING, Dec. 7 (Xinhua) -- China's Foreign Ministry on Friday reiterated its position on current China-Japan relations, urging the Japanese side to make tangible efforts to properly address relevant issues in order to improve bilateral ties. Spokesm
英语新闻
MELISSA BLOCK, HOST: El Savador's highest court has ruled that a pregnant woman, whose health is expected to deteriorate as her pregnancy continues, cannot undergo an abortion. The 22-year-old, who goes by the name Beatriz to protect her identity, ha
英语语言学习
Sex selection 性别选择 Cat got your tongue? 哑巴啦？ Aug 6th 2011 | from the print edition Unnatural Selection: Choosing Boys Over Girls, and the Consequences of a World Full of Men. By Mara Hvistendahl. Public Affairs; 314 pages; $26.99 and
经济学人综合
Why Clones Arent Copies 克隆是英文clone或cloning的音译，而英文clone则起源于希腊文Klone，原意是指以幼苗或嫩枝插条，以无性繁殖或营养繁殖的方式培育植物，如扦插和嫁接。在大陆译为无性繁殖在
英语听力文摘 English Digest
People who habitually live at altitude have often spent thousands of years developing disproportionately large chests and lungs, increasing their density of oxygen-bearing red blood cells by almost a third, though there are limits to how much thicken
万物简史
Dialogue 1 Jingjing: Mark! Yoo hoo! Wake up sleepyhead! You're gonna be late for class. 京晶：马克！嘿嘿！快醒醒，贪睡虫！你上课要迟到啦。 Mark: Hey! Didn't I tell you not to wake me up? I don't care if I'm gonna be late for
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