Tranquilliser的意思？

Tranquilliser drugs were used to calm the deportees.使用了镇静剂来让被放逐者们安静下来。...

Tranquilliser的音标：Tranquilliser的英式发音音标为：['træŋkwɪlaɪzə]Tranquilliser的美式发音音标为：['træŋkwɪˌlaɪzə]...