breathalyser
Breathalyser
(ˈbrɛθəˌlaɪzə) orBreathalyzer
Noun | 1. | breathalyser - a device that measures chemicals (especially the alcohol content) in a person's expired breath |
单词 | breathalyser | |||
释义 | breathalyserBreathalyser(ˈbrɛθəˌlaɪzə) orBreathalyzer
Breathalyser→ 测醉器zhCNBreathalyserBreathalyser, BreathalyzerbreathalyserbreathalyserA device used to detect alcohol on a suspected drunk driver’s breath.Principle The air in the alveoli is in intimate contact with the capillary blood, meaning that the blood alcohol concentration can be closely estimated from concentration of alcohol in the breath. The breath to blood ratio is about 1:2300, with the caveat that breath alcohol concentration rises faster and falls earlier than in venous blood. BreathalyserBreathalysera device for estimating the amount of alcohol in the breath: used in testing people suspected of driving under the influence of alcohol. See DRINK DRIVING.breathalyser
Synonyms for breathalyser
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