Unsaponifiable
未皂化的
🗣️ 情景例句
You had better study hard.
你最好努力学习。
He is a doctor. He has his own practice.
他是个医生，他自己开业。
After they carved the characters on rocks, they put a piece of wet paper on top of the characters and beat it lightly.
他们把字刻在石块上后，再把一张潮湿的纸放在字的上面，并轻轻地拍打。