Norcaryophllenic acid
[化] 降石竹烯酸
🧩 词语组成解析
🗣️ 情景例句
Do you have a plan?
有计划吗？
I know the boy whose father is a policeman.
我知道那个男孩的父亲是警察。
Mum, I don't feel very well.
妈，我感觉不舒服。