Diols
二醇
🗣️ 情景例句
Good afternoon, Mrs. Martin. I've come to see Mr. Martin.
您好，马丁夫人。我来看看马丁先生。
The better the day, the better the deed.
日子越美好，事业越顺当。
Yes, of course. Come in.
可以，当然可以。请进。