A laser is shot out, and then it's read by a detector, producing an almost perfect reading.
一束激光发出,被一个探测器接收,产生一个几乎完美的接收。
For at least the foreseeable future, the promise of a perfect lie detector remains the stuff of comic book fantasy.
至少在可以预见的未来,完美的测谎机还是只能出现在幻想漫画当中。
Fortunately, there are a few simple questions you can ask yourself to help narrow down the field and find the perfect metal detector for you.
幸好,通过问自己几个简单问题,就能减少目标范围,找到最适合自己的探测器。
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