音標發(fā)音英式音標 [?ɑ?.pi??em]美式音標 [?ɑ?r.pi??em]英式發(fā)音 美式發(fā)音 基本解釋每分鍾轉(zhuǎn)速，轉(zhuǎn)／分（revolutions per minute的縮寫）。同根派生 rpm相關(guān)詞英英字典劍橋英英字典 abbreviation for revolutions per minute: used when stating the number of times something goes round during a minuterpm劍橋字典rpm柯林斯字典