单词：
单词： 相关文章
1. invention,发明物，创作品。 eg：The machine was his own invention. 这台机器是他自己发明的。 2. invent,发明,创造。 eg：He invented a new type of stethoscope. 他发明了一种新型听诊器。 3. term,专门名词,术语。
蒋健棠教你听英语广播
But my response to this robot was also interesting because I knew exactly how this machine worked, 但我对这个机器人的反应也非常有趣，因为我确切地知道这个机器工作的原理， and yet I still felt compelled to be kind to
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LONDON, April 11 (Xinhua) -- The Olympic Torch has passed rigorous testing to ensure even the worst of Britain's weather will not be able to put it out, the Evening Standard newspaper said Wednesday. Two prototypes withstood 50mph winds, extreme temp
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The Large Hadron Collider, the world's most powerful atom smasher, has gotten under way. Physicists at the European Organization for Nuclear Research, CERN, in Geneva successfully injected the first beam of particles into this colossal multi-billion
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An independent panel of U.S. health experts is recommending that all Americans between the ages of 15 and 65 be routinely screened for HIV, the virus that causes AIDS. The HIV test would not be mandatory. But experts hope more widespread testing migh
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