音标发音英式音标 [ˈpleɪs ˌvæl.juː]美式音标 [ˈpleɪs ˌvæl.juː]英式发音 美式发音 基本解释位值。同根派生 place value相关词英英字典剑桥英英字典 the value of a number decided by its position, for instance whether it is a one, a ten, a hundred, etc.place value剑桥字典place value柯林斯字典