单词：liquid air-cooled detector
单词：liquid air-cooled detector 相关文章
SCIENCE IN THE NEWS - All About Fireflies and Possible Liquid Water on Mars CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Im Christopher Cruise. BOB DOUGHTY: And Im Bob Doughty. Today, we tell about evidence of liquid water
2011年VOA慢速英语(八)月
It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'
国家地理2008年
Magmas 岩浆 Have you heard about liquid rock? 你听说过液态岩石吗？ It might sound funny to you. 这听起来可能很好笑。 How can a rock be liquid? While it can be. 岩石怎么可能是液体呢？但有时它还真是。 If the tem
与美国小学生一起学英文第8册
By Mil Arcega Washington, D.C. 18 August 2006 watch Security report The alleged terror plot to use liquid explosives to bring down commercial jets over the Atlantic Ocean is fueling research into explosives detection technologies. Several U.S. compa
2006年VOA标准英语（八月）
It might be the cheeks flushing with embarrassment or a voice choking with emotion. Our physical reactions can reveal what we truly feel. And some think they can show when someone's lying. Typically when a person tells a lie, they begin to sweat. I'm
自然百科2008年
STEVE INSKEEP, HOST: At a climate meeting in Poland this week, almost 200 countries are trying to reach a deal - a deal to dramatically reduce carbon emissions. A recent U.N. report finds that may not be enough to avoid the most dangerous climate eff
2018年NPR美国国家公共电台12月