tranquilizer英美 [ˈtræŋkwəˌlaɪzər]n. 镇静剂,止痛药; 增稳装置复数:tranquilizers 医学COCA.17641英英释义nouna drug used to reduce stress or tension without reducing mental claritySynonym:tranquillizertranquilliserantianxiety agentataractic drugataractic agentataractic双语例句