音标发音英式音标 [ˌemˌemˈɑːr]美式音标 [ˌemˌemˈɑːr]英式发音 美式发音 基本解释（預防麻疹、腮腺炎和風疹的）三聯疫苗注射。同根派生 MMR相关词英英字典劍橋英英字典 an injection given to young children to protect them against the illnesses measles, mumps, and rubellaMMR剑桥字典MMR柯林斯字典