单词：cesium tetrabromomercurate
单词：cesium tetrabromomercurate 相关文章
Syrian Refugees in Turkey Miss Home on Eid ISTANBUL Almost two million Syrians have taken refuge in neighboring Turkey. Many of them have been separated from their families. Even as he was fighting the crowds to buy sweets for Eid, Omer Omer was thin
VOA标准英语2015年(九月)
'The Legend of Sleepy Hollow,' by Washington Irving Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by
2016年VOA慢速英语(十一)月
STEVE INSKEEP, HOST: Just about every American adult has heard the names Roe and Wade. Roe v. Wade was the 1973 Supreme Court decision legalizing abortion in the United States. Not so many people know about the real people involved, and now a new pla
2017年NPR美国国家公共电台1月
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
Scientific American(一)月
[00:06.37]The United States has a new official clock. [00:10.95]The clock began operating late last year in the American city of Boulder,Colorado. [00:18.39]Experts say the new clock is so exact that it will neither gain nor lose so much as one secon
美国英语听力80篇
AA: I'm Avi Arditti with Rosanne Skirble, and this week on WORDMASTER: with Major League Baseball's championship series delayed by rain -- no World Series game has ever been suspended before -- we thought we'd step up to the plate and reprise a segme
词汇大师(Wordmaster)
AMERICAN STORIES - The Legend of Sleepy HollowBy Washington Irving Broadcast: Saturday, April 22, 2006 Announcer: The Special English program, AMERICAN STORIES. (MUSIC) Today's story is called The Leg
2006年慢速英语（四）月
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
医务英语
Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol
Scientific American(八)月
Dionne Bromfield，她的教母是大名鼎鼎的Amy Winehouse，这个小女孩今年15岁（1996年出生），又是一个令人惊艳的好声音~来欣赏下她今年的新单曲Yeah Right吧~ Yeah Right Dionne Bromfield ft.Diggy Simmons Yo what
天籁音乐
By Phil Mercer Sydney 05 October 2007 Australia's main scientific research agency says it has produced the most accurate projections of climate change ever made - and the outlook is not good for Australia. Phil Mercer reports from Sydney, where the g
2007年VOA常速英语（十月）
The Legend of Sleepy Hollow 无头骑士的传说 Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by Do
2014年VOA慢速英语(九)月
The Legend of Sleepy Hollow by Washington Irving Today's story is called The Legend of Sleepy Hollow. It is about something strange that happened long ago in a valley called Sleepy Hollow. It was written by Washington Irving. The story is told by Dou
2015年VOA慢速英语(十)月
土耳其的叙利亚难民开斋节思念家乡 Even as he was fighting the crowds to buy sweets for Eid, Omer Omer was thinking about home. 即使为了买开斋节的糖果在人群中挤来挤去,奥梅尔奥梅尔也在思念着家乡。 I'm not
VOA标准英语2016年(一月)
16The whole Israelite community set out from Elim and came to the Desert of Sin, which is between Elim and Sinai, on the fifteenth day of the second month after they had come out of Egypt. 2In the desert the whole community grumbled against Moses and
出埃及记
HARI SREENIVASAN:It's been three years since a case of polio has been reported in India, a milestone that means the country can be officially declared polio-free. NewsHour special correspondent Fred de Sam Lazaro updates a report he filed on how this
PBS访谈健康系列
By Melinda Smith Washington, DC 11 January 2007 watch Heart Disease Blood Test The World Health Organization (WHO) says that cardiovascular disease causes approximately one third of all deaths worldwide (16.7 million). And those deaths are not just
2007年VOA标准英语（一月）
BEIJING, April 19 (Xinhuanet) -- Gangster movie An Inaccurate Memoir (Pi Fu) premiered in Beijing on Tuesday. Director Yang Shupeng, lead actors Huang Xiaoming, Zhang Xinyi, and Tino Bo attended the ceremony, mtime.com reports. The movie is set for p
英语新闻
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
万物简史
15岁英国醇香小女声：Dionne Bromfield - Yeah Right Dionne Bromfield，她的教母是大名鼎鼎的Amy Winehouse，这个小女孩今年15岁（1996年出生），又是一个令人惊艳的好声音~来欣赏下她今年的新单曲Yeah Rig
经典英文歌曲