polygraph machine的用法和樣例：
例句
- Polygraph, its work's very similar to any other biofeedback instrument.
測謊儀的工作原理像其他的身體反饋儀器一樣。 - The producers devise questions after interviewing friends and family members, and they are posed to the contestant separately with a polygraph machine before the taping.
制作人將在采訪(fǎng)過(guò)朋友和家人之后決定問(wèn)什么問(wèn)題，并且這些問(wèn)題將在錄影前提供給不帶測謊儀的參賽者。
