Nitrocompound
硝基化合物
🗣️ 情景例句
I can't make up my mind about it.
关于那件事，我还不能做决定。
The fox may grow grey, but never good.
狐狸活到老，永远难变好。
He told him he had better return it or he would call the police.
告诉他最好把羊交还，否则就去叫警察。