鉴定单个染色体

听电影学英语-姐姐的守护者 03

[00:03.04]Could just be a lab error. 也有可能仅仅是实验事故 [00:08.60]SARA: Oncology? 肿瘤科？ [00:09.48]But that's cancer. 那是癌症啊 [00:16.24]WOMAN: Mr. and Mrs. Fitzgerald? 是Fitzgerald夫妇吗? [00:18.96]l'm Ileana Farquad.

发表于:2018-12-07 / 阅读(134) / 评论(0)

听电影学英语-姐姐的守护者

VOA标准英语2012--Voters in Appalachia Struggling to Identify With Presidential Candidates

Voters in Appalachia Struggling to Identify With Presidential Candidates Rural Roane County Tennessee sits in the foothills of the Appalachian Mountains. It's really the heart of the bible belt, says Gary Johnston of Roane County Tea Party. A lot of

发表于:2018-12-08 / 阅读(52) / 评论(0)

VOA标准英语2012年(八月)

VOA慢速英语2011--US Congressional Committee Fails to Identify Budget Cuts

Economics Report - US Congressional Committee Fails to Identify Budget Cuts This is the VOA Special English Economics Report. An American congressional committee reported failure earlier this week. The committee failed in its effort to cut the federa

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2011年VOA慢速英语(十一)月

SSS 2008-06-30

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

发表于:2018-12-24 / 阅读(53) / 评论(0)

Scientific American(六)月

【一起听英语】男女比例会失衡吗

今天文章讲的是男性基因染色体的问题，如果男性染色体正发生着变化，会造成地球上男女比例失衡吗？ Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. R

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一起听英语

精美英文欣赏:关于自由(詹姆斯.B.凯里)

作为个人，我必须诚实地面对未来，并相信使我们强大的美好事物。我必须对自己、他人和任何地方有着善良意愿的人充满信心，因为自由是真理和信心的孩子。 Flotsam, Jetsam, and Liberty By Jame

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精美英文欣赏

The extinction of men

Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r

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六分钟英语

SSS 2009-10-05

The 2009 Nobel Prize in physiology or medicine goes to Harvards Jack Szostak, Johns Hopkinss Carol Greider and Elizabeth Blackburn at U.C. San Francisco for their work on how chromosomes are protected by telomeres and the enzyme telomerase. The Nobel

发表于:2019-01-08 / 阅读(99) / 评论(0)

Scientific American(十)月

SSS 2009-06-05

This is Scientific American's 60-second Science. I'm Karen Hopkin, this will just take a minute. When it comes to lizards' sex, size dose matter. But not in the way you might think. Because in the June 4th online issue of Journal Current Biology, sci

发表于:2019-01-08 / 阅读(93) / 评论(0)

Scientific American(六)月

SSS 2011-03-04

Every villain has his Achilles' heel. And microscopic scoundrels are no exception. The challenge for those who wish to ward off microbial bad guys is to identify that weak spot. Now, scientists studying the toxoplasmosis parasite think they've done j

发表于:2019-01-08 / 阅读(111) / 评论(0)

Scientific American(三)月

VOA慢速英语2012 PEOPLE IN AMERICA - Barbara McClintock, 1902-1992: She Made Discoveries about Genes and Chromosomes

PEOPLE IN AMERICA - Barbara McClintock, 1902-1992: She Made Discoveries about Genes and Chromosomes CHRISTOPHER CRUISE: This is PEOPLE IN AMERICA in VOA Special English. Today, Jim Tedder and Shirley Griffith tell about Barbara McClintock. She was on

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2012年VOA慢速英语(六)月

2006年VOA标准英语-Researchers Identify What May Be Oldest Known J

By David McAlary Washington 22 June 2006 Archeologists have identified what might be the world's oldest known jewelry. It consists of 100,000-year-old shells from the Middle East with holes bored in their centers. If the shells were used as beads fo

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2006年VOA标准英语（六月）

VOA标准英语2012--Scientists Identify Deafness Gene in Mice

Scientists Identify Deafness Gene in Mice Scientists have identified a gene that causes deafness in mice, and they say it could lead to a better understanding of hereditary deafness in humans and maybe new treatments in the future. Scientists had pre

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VOA标准英语2012年(一月)

VOA标准英语2011--Identifying Source of Deadly E. Coli Rem

Identifying Source of Deadly E. Coli Remains a Challenge Frustration is building in Europe as the source of Germany's E. coli outbreak remains unsolved. U.S. health experts say tracking down a deadly germ can be a complicated task. When they notice a

发表于:2019-01-14 / 阅读(83) / 评论(0)

VOA标准英语2011年(六月)

VOA标准英语2011--MRI-like Scan May Help Identify Alzheime

MRI-like Scan May Help Identify Alzheimer's Alzheimer's disease normally gets a definitive diagnosis only after the patient dies, and an autopsy finds certain distinctive structures in the brain. Recently, though, scientists have been seeking some so

发表于:2019-01-14 / 阅读(85) / 评论(0)

VOA标准英语2011年(八月)

Scientists solve mystery over copycat butterflies

CANBERRA, Aug. 17 (Xinhua) -- Australian scientist on Wednesday said his international research team has discovered the trick on how butterfly learn to change its wing pattern to avoid being eaten by birds. The Amazonian butterfly, Heliconius numata,

发表于:2019-02-06 / 阅读(62) / 评论(0)

英语新闻

“雪糕香蕉”带你进入香蕉的奇妙世界

Like its name suggests, the ice cream banana is sweet with undeniable hints of vanilla and its skin even appears frosted, starting out as a bluish-green color before it ripens. 看名字就知道，雪糕香蕉应该是很甜的，绝对会散发淡淡

发表于:2019-02-06 / 阅读(130) / 评论(0)

阅读空间

科学家最新发现长痘痘的人老得慢!

If your teenage son or daughter is blighted by acne, they can take heart. 如果你那处在青春期的儿子女儿正饱受粉刺痤疮的摧残，那么是时候振作起来了。 For while they may feel greasy and unattractive at the moment, by m

发表于:2019-02-18 / 阅读(82) / 评论(0)

趣味英语

雅思阅读动植物类真题：塔斯马尼亚虎

雅思阅读动植物类真题：Tasmanian tiger Extinction Is Forever?(塔斯马尼亚虎) Tasmanian tiger Extinction Is Forever?Danger, says the sign on the doorof a laboratory at the Australian Museum in Sydney: Tasmanian Tiger,Trespassers will be

发表于:2019-02-25 / 阅读(219) / 评论(0)

雅思英语

英语歌曲:布鲁斯 Tech N9NE - Leave Me Alone

饶舌:Tech N9NE - Leave Me Alone 相关介绍：2008年9月是Tech N9NE事业的一个里程碑，他的双CD专辑《Killer》突破100万张的销售记录。2009年4月7日，Rock The Bells 2009 Festival邀请他来做演出，今年10月的最新

发表于:2019-03-02 / 阅读(202) / 评论(0)

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