基本解释n.全氯乙烯同根派生 perchloroethylene相关词英汉例句用作名詞 (n.)The Administration sought members views on a proposal to reduce the emission of perchloroethylene from dry-cleaning machines.政府儅侷就有關減少乾洗機排放的全氯乙烯的建議徵詢委員的意見。perchloroethylene更多例句