音标发音英式音标 [ˌplɑː.stər əv ˈpær.ɪs]美式音标 [ˌplæs.tɚ əv ˈper.ɪs]英式发音 美式发音 基本解释熟石膏。同根派生 英英字典剑桥英英字典 a mixture of a white powder and water that becomes hard quickly as it dries and is used especially to make plaster casts