I'm serious. And they have these infrared devices that can look at their countenance, and see a fraction of a degree Kelvin in temperature shift from 100 yards away when they play this thing.
（观众笑） 我是认真的 他们确实有这样的红外线装置 他们用它可以在100码远的地方 看到恐怖分子的面部表情 和温度变化中的绝对温度率