单词：tetraheme
单词：tetraheme 相关文章
Road to the white house [00:01.16]纷纷扰扰白宫路上 [00:02.32]It's hard enough for any of us to understand this election.Imagine trying to explain it to someone from a foreign country. [00:05.85]对这场大选，我们美国人自己理解起来
零距离李阳疯狂英语口语
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
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
AMERICAN MOSAIC -July 26, 2002: Our New Theme Music / Question About a Book on American Indians, 'Hanta Yo' / A Celebration of American Theater HOST: Welcome to AMERICAN MOSAIC — VOA’s radio magaz
American Mosaic
By Kurt Achin Seoul 08 May 2006
2006年VOA标准英语（五月）
By Lisa Schlein Geneva 20 June 2006 The UN Refugee Agency says people who flee persecution are forced to leave behind their most precious relationships and belongings. But, the UNHCR says the one thing all refugees carry with them is the hope that t
2006年VOA标准英语（六月）
If you're going to come up with a practical solution to any problem, Paul Polak observes, you have to first talk to the people who have the problem and listen to what they have to say. So that's what I did. Paul Polak is dedicated to developing pra
VOA标准英语2008年（六月）
Today we're going to learn a lesson about pronouns from the delightful, inspiring, and just a tad grammatically incorrect Olympics theme song. Does the Olympic Theme Song, I Believe, Have a Grammar Error? I believe in the power that comes From a worl
英语语法 Grammar Girl
By Doug Levine Washington 09 April 2006 Jazz has always embraced youth. Vocalists Billie Holiday, Ella Fitzgerald and Sarah Vaughan were in their teens when they were first discovered. So were Nat
2006年VOA标准英语（四月）
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
SCOTT SIMON, HOST: A Michelin-starred bistro in New York City is serving up a new dish - a burger made entirely of plants. Now, this isn't just another veggie-tofu knockoff burger. This burger looks, cooks, even bleeds like the real thing. As part of
2017年NPR美国国家公共电台2月