Fractionations
(fractionation 的复数) n. 分别, 分馏法\\n[化] 分级; 分馏; 分凝
🗣️ 情景例句
Would you mind?
你们不介意吧
Will the flight be delayed?
这班机会延误吗？
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤气关上。盖上锅。小心！