音标：['tetrə,meθil'silein] ；

n. [有化] 四甲基硅烷

VOA慢速英语2011--Experts Link East Africa Drought to La N

Agriculture Report - Experts Link East Africa Drought to La Ni?a in the Pacific 农业报道 - 专家认为东非干旱与拉尼娜现象有关 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 East

发表于:2018-12-16 / 阅读(126) / 评论(0)

2011年VOA慢速英语(八)月

报告称吸烟或永久性损伤你的遗传物质

AS IT IS 2016-10-01 Report: Smoking May Permanently Damage Genetic Material 报告称吸烟或永久性损伤你的遗传物质 Here is another reason to not light up a cigarette. Smoking can permanently damage your genetic material, according to a n

发表于:2018-12-16 / 阅读(112) / 评论(0)

2016年VOA慢速英语(十)月

魔法之城 The Magic City by E Nesbit 儿童广播剧 6

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2018-12-18 / 阅读(334) / 评论(0)

儿童英文广播剧在线听

魔法之城 The Magic City by E Nesbit 儿童广播剧 7

发表于:2018-12-18 / 阅读(328) / 评论(0)

儿童英文广播剧在线听

魔法之城 The Magic City by E Nesbit 儿童广播剧 8

发表于:2018-12-18 / 阅读(362) / 评论(0)

儿童英文广播剧在线听

SSS 2011-06-22

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(163) / 评论(0)

Scientific American(六)月

SSS 2012-01-24

This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(186) / 评论(0)

Scientific American(一)月

SSS 2010-03-23

Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to the research presented at the American Chemical Society meeting

发表于:2018-12-24 / 阅读(168) / 评论(0)

Scientific American(三)月

英文书摘精选 Why Humans (Not Chimps) Get Cancer为何人类而不是黑猩猩会得癌症?

You may have heard that humans and chimpanzees have something like 96 percent of our DNA in common. So why, then, are diseases like cancer so common in humans but so rare in chimps? If our DNA is nearly identical, shouldnt we be at risk for many of t

发表于:2018-12-28 / 阅读(139) / 评论(0)

初学者听力文摘精选

60秒科学:黑烘焙咖啡可以让胃部更舒服

Stomach Cells Happier with Dark Roast Coffee Ever get a sour stomach after your morning coffee? Well, you might end up switching to a dark roastbecause that coffee concoction may leave you with a happier tummy. That's according to research presented

发表于:2019-01-02 / 阅读(184) / 评论(0)

60秒科学

专业术语—中草药成分英汉对照词汇T1

T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗

发表于:2019-01-03 / 阅读(157) / 评论(0)

医务英语

专业术语—中草药成分英汉对照词汇M

M Madasiatic acid 崩大碗酸 Magnoflorine 木兰花碱 Magnolia cortex P.E 厚朴提取物 Magnolol 厚朴酚 Maitake mushroom P.E 灰树花提取物（舞茸提取物） Malonyl Oleanolic acid Hemi

发表于:2019-01-03 / 阅读(171) / 评论(0)

医务英语

AGRICULTURE REPORT - Restrictions on Methyl Bromide

AGRICULTURE REPORT - Restrictions on Methyl Bromide By Mario Ritter Broadcast: Tuesday, March 16, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Graphic Image Some chemicals

发表于:2019-01-06 / 阅读(200) / 评论(0)

农业与发展

VOA标准英语2010年-Challenges Lie Ahead for new Somalilan

Somaliland's incoming President Ahmed Mohamed 'Silyano' Mohamoud, center, and Vice President Abdirahman Abdallahi Ismai, right, after President Mohamoud was sworn in as Somaliland's fourth president, 27 Jul 2010 Ahmed Mohamed Silaanyo was sworn in Mo

发表于:2019-01-07 / 阅读(119) / 评论(0)

VOA标准英语2010年(七)月

2007年VOA标准英语-7 Dead as US Highway Bridge Collapses in Minnes

By Greg Flakus Houston 02 August 2007 A bridge spanning the Mississippi River in the Midwestern city of Minneapolis collapsed Wednesday, during the evening rush hour, dumping scores of vehicles into the river. At least seven people died and local hos

发表于:2019-01-07 / 阅读(212) / 评论(0)

2007年VOA标准英语（八月）

Study: Loss of Ozone Slows

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(167) / 评论(0)

VOA2003（下）-环境与健康

经济学人69:外因遗传与压力新生儿蓝调曲

Science and Technology Epigenetics and stress Baby blues 科技外因遗传与压力新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(189) / 评论(0)

经济学人科技系列

新西兰英语 29 Three Murder Trials

During the last week, three major murder trials came to an end. The first one to end, last Wednesday, was a trial of an immigrant from Zimbabwe, George Gwase, for the murder of his niece, 10-year old Charlene, in Christchurch. He was found Not Guilty

发表于:2019-01-27 / 阅读(140) / 评论(0)

新西兰英语

VOA标准英语2013--生物钟提供衰老的线索

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(184) / 评论(0)

VOA常速英语2013年(十月)

万物简史第212期:把铅撵出去(1)

10 Getting The Lead Out 第十章把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(192) / 评论(0)

万物简史

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学英语单词

address couple

Afrikanerism

applied dynamic programming