Catechol
n. 儿茶酚, 苯邻二酚\\n[化] 儿茶酚
🗣️ 情景例句
Dean Rafer called me today.
Rafer主任今天打电话给我。
I'd like to change this ticket to the first class.
我想把这张票换成头等车。
CUSTOMS OFFICER: Your passports, please.
请出示们的护照。