音標發(fā)音美式音標 [dai]國際音標 [dai]英式發(fā)音 基本解釋n.元素鏑(dysprosium)的符號abbr.配送（=delivery）abbr.職責（=duty）同根派生 dy相關(guān)詞英漢例句This definition of dy presumes some expression for the subtangent.dy的這個定義假定次切線的一些表達式.With mixed feelings he said good - bye to Dy . Archibald.他懷著矛盾的心情告別了阿奇博爾德大夫.The structure of DY type outlet and its jet performance was described.介紹了DY型風口的結(jié)構(gòu)及射流特性.This definition of dy presumes some expression for the subtangent.dy的這個定義假定次切線的一些表達式.With mixed feelings he said good - bye to Dy . Archibald.他懷著矛盾的心情告別了阿奇博爾德大夫.dy更多例句