Prelog-djerassi lactone
[化] 普雷洛格-杰拉西内酯
🧩 词语组成解析
n. [化] 内酯
🗣️ 情景例句
I'll call her back.
我给她回电话。
The end justifies (or sanctifies) the means.
只问目的，不问手段。
It's nothing. Don't worry. You'll be OK, said Li Lei. But you'd better not talk.
“这算不了什么。不要着急。你会好的”，李垒说，“但你最好不要说话”。