Catechol
n. 儿茶酚, 苯邻二酚\\n[化] 儿茶酚
🗣️ 情景例句
All right, let's get down to business.
好，我们来谈正事吧。
Better deny at once than promise long.
轻诺必寡信。
I'm here! said Jim. And so is Polly!
“我在这儿！”吉姆说，“波利也在这儿！”