Diols
二醇
🗣️ 情景例句
I'm so glad you like them so much.
你这样喜欢它们， 我真是太高兴了。
Have I made myself clear?
我讲明白了吗？
On the day before our departure, several bus loads of tourists descended on the town.
我们离开小镇的前一天，镇上来了几辆满载游客的公共汽车。