Lactone
n. [化] 内酯
🗣️ 情景例句
She is not able to take your call at the moment.
她现在没办法接你的电话。
Is there a funny show on television tonight?
今晚有精彩的电视节目吗？
They had mysteriously found their way there from the wine cellar!
这些酒瓶神不知鬼不觉地从酒窖来到了这里。