音標發(fā)音英式音標 [?ple?s ?v?l.ju?]美式音標 [?ple?s ?v?l.ju?]英式發(fā)音 美式發(fā)音 基本解釋位值。同根派生 place value相關(guān)詞英英字典劍橋英英字典 the value of a number decided by its position, for instance whether it is a one, a ten, a hundred, etc.place value劍橋字典place value柯林斯字典