Dihydrocholesterol
二氢胆甾醇, 二氢胆固醇
🗣️ 情景例句
Today is the twelfth. Why?
今天是十二号。怎么？
Health is above wealth.
健康胜于财富。
They put small presents in each other's stockings.
他们把小礼物装进对方的长统袜里。