基本解釋n.預(yù)包絡(luò)同根派生 preenvelope相關(guān)詞英漢例句injective preenvelope 內(nèi)射予包絡(luò)general flat preenvelope 廣義平坦預(yù)包絡(luò)preenvelope class 預(yù)包絡(luò)類preenvelop 預(yù)包絡(luò)preenvelope更多例句