Acet
[化] 次乙基; 乙酰
🗣️ 情景例句
We'll call on him in any case.
无论如何，我们都要去拜访他。
He who hath good health is young, and he is rich who owes nothing.
健康葆青春，无债即富有。
Which may keep company with the vessel for an hour without visible or more than occasional movement of wing.
它们随船飞行一小时也难得见其扇动一下翅膀。