Lactones
(lactone 的复数) n.[化] 内酯
🗣️ 情景例句
I call it Family Album, U.S.A.
我称之为美国写真。
I told him to come in for a few minutes.
我告诉他进来等几分钟。
We stay at home on Sundays. We play games on Tuesdays and Thursdays.
周日我们呆在家里。周二、周四玩游戏。