Carboxy
n. [有化] 羧基
🗣️ 情景例句
Robbie, would you bring the dessert plates.
Robbie，你把甜点盘子拿来好吗？
I remember the girl whose father earns $ 140000 a year.
我记得那个女孩的父亲一年赚十五万元。
Guess!
你猜！