tranquilizerKK [ˋtræŋkwəˏlaɪzɚ] /ˈtɹæŋkwəˌlaɪzɚ/发音名词1镇定剂、安定剂The doctor prescribed a mild tranquilizer to help her sleep.医生开了温和的镇定剂帮助她入睡。2麻醉剂、麻醉针多指用于动物Rangers used a tranquilizer to move the injured bear safely.管理员用麻醉剂把受伤的熊安全地移走。用这个字练口说→