Breathalyzer (chiefly US) trademark
or British Breathalyser /ˈbrɛθəˌlaɪzɚ/ Breathalyzer (chiefly US)
trademark
or British Breathalyser /ˈbrɛθəˌlaɪzɚ/ Learner's definition of BREATHALYZER
— used for a device that police use to test someone's breath in order to measure how much alcohol is in that person's blood(测量血液中酒精含量的)呼气测醉器,呼气酒精检测仪