英语 英语 日语 日语 韩语 韩语 法语 法语 德语 德语 西班牙语 西班牙语 意大利语 意大利语 阿拉伯语 阿拉伯语 葡萄牙语 葡萄牙语 越南语 越南语 俄语 俄语 芬兰语 芬兰语 泰语 泰语 泰语 丹麦语 泰语 对外汉语
当前位置:主页 > TAG标签 > detector
  • VOA标准英语2010年-Our World - 6 March 2010

    Time again for our Website of the Week, when we showcase interesting and innovative online destinations. The world of physics has changed a lot since I went to school. More powerful particle accelerators atom smashers, they used to call them have all...

  • NPR 2010-01-01

    From NPR News in Washington, I'm Barbara Klein. The Taliban has claimed responsibility for two bomb attacks in Afghanistan Wednesday including the one that killed eight Americans inside a US intelligence base in southeastern Khost province. Seven of...

  • 国家地理-2008-07-12 Lie Detector 测谎仪的奥秘

    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'...

    共1页/6条
听力搜索