单词:sulfoquinovoses
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Abby: hi, my name's Abby. What's your name? Colin: I'm colin. It's nice to meet you. What do you do? A: I'm a freelance English teacher. How about you? C: I'm in between jobs at the moment. A: what kind of job are you looking for? C: I'd like to find
Jacqueline Novogratz讲述了她在内罗毕的贫民区遇到简的一次感人经历。简曾是一名妓女。她的梦想就是逃脱贫穷、成为医生、结婚生子。而这一切竟以一种意想不到的方式得以实现。
This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene
President Obama says his administration will be much more aggressive in responding to Ebola cases in this country. In light of the second case, I thought it was very important for me to bring together our team including our CDC director Tom Free to h
By Cynthia Kirk ENVIRONMENT REPORT -May 31, 2002: Coqui Frogs Invade Hawaii This is the VOA Special English ENVIRONMENT REPORT. Experts say the American state of Hawaii has been invaded by a small fro
STOCKHOLM, Feb. 10 (Xinhua) -- Sweden's Karolinska Institute and Denmark's Novo Nordisk launched a joint research project focusing on diabetes and metabolism on Tuesday. A total of 12 post-doctoral scientists will be funded for a three-year period, w