Acetulan
[化] 乙酰化羊毛脂醇
🗣️ 情景例句
Remember your father-in-law's a pediatrician.
记住你公公是小儿科医师。
A person must strain one's ears to hear a wild animal in the forest.
在森林里，人类必须对野兽竖起耳朵才行。
She's been there for two months. She's been there since September.
她进校有两个月了。她自9月份起便在那儿学习了。