Breathalyzer /ˈbrɛθəlaɪzə/

• 1. 

  N-COUNT A Breathalyzer is a bag or electronic device that the police use to test whether a driver has drunk too much alcohol. 呼气酒精测量仪 [trademark]

  例：

  Luckily I was never stopped for a Breathalyzer.

  幸运的是我从未被拦下来做呼气酒精检测。