字典網>> 英漢字典>> D開頭詞條>>direct operating expense的意思 漢英字典direct operating expense中文翻譯：【化】 直接操作費用direct operating expense字典網相關詞條：direct wave direct-current potential transf-ormer Direct Blue 2B directory branches directed verdict direct dyes directly-executable language direction direct-acting engine directed flowgraph