英国首相希望联合国改革(2)
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医学:艾滋病新疫苗的功效
医学:艾滋病新疫苗的功效Researchers say a vaccine to prevent HIV infection is showing some modest results. This one was done in Thailand, it was paid for by the U.S. army. What makes this vaccine...
经济:奥巴马推行新的经济计划
经济:奥巴马推行新的经济计划President Obama visited the Northeastern state of New Hampshire on Tuesday, to promote a plan he hopes will help ease the nation’s ten percent unemployment rate. Mr. ...
乌干达青少年的艺术治疗(2)
Hints: Lord's Resistance Army The International Criminal Court Joseph Kony Ross BlecknerSome of the children reportedly were forced to kill or harm other children while part of the Lord's Resista...
科学家启动测试世界最大的原子对撞 (2)
大型强子对撞机项目负责人利恩·伊文斯把大型强子对撞机称作是一台探索机。 提示:Lyn Evans;HiggsLHC Project Leader, Lyn Evans calls the LHC a machine of discovery. He says physicists believe they wi...