Dihydroxytoluene
[医] 二羟基甲苯, 苔黑素
🗣️ 情景例句
Thank you.
谢谢。
I know the boy whose father is a captain.
我知道那个男孩的父亲是船长。
It's our favourite subject of conversation.
天气是我们最喜欢谈论的话题。