Coumalic acid
[化] 阔马酸
🧩 词语组成解析
🗣️ 情景例句
He's a friend.
他是位朋友。
A covetous man is good to none but worse to himself.
贪婪的人对别人毫无好处，对自己却坏处更大。
I took one guiltily, lit it and smoked with satisfaction.
我内疚地接过一枝点上，心满意足地抽起来。