单词：diffraction dissociation
单词：diffraction dissociation 相关文章
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi
Scientific American(十二)月
to crash the gate to crash the party crash course 学英文容易碰到的困难之一就是一个字有时候可以有好几种解释，因此我们有的时候花点时间来研究一个字也是值得
美国习惯用语
California Developing Warning System for Water Quality at Beaches 加州开发水质预警系统 LOS ANGELES The current drought in California means less water runoff from cities and cleaner ocean water for beachgoers. Some beaches, however, are stil
VOA标准英语2015年(七月)
As search crews continued to look for more bodies and wreckage from last week's Air France plane crash, the French carrier has decided to immediately replace suspect speed sensors with new ones on all its long-haul Airbus carriers. The speed sensors
VOA标准英语2009年(六月)
WARSAW, Jan. 12 (Xinhua) -- Poland on Wednesday said a Russia report on the plane crash that killed its President Lech Kaczynski was incomplete（不完全的） and erroneous. Russia's Interstate Aviation Committee (IAC) investigating the crash has
英语新闻
A private Russian jet carrying a local ice hockey team crashed shortly after takeoff Wednesday in western Russia, killing at least 43 people. The accident killed members of the local Lokomotiv Yaroslavl team, many of them international hockey stars.
英语新闻