Trihydroxybutane
三羟基丁烷
🗣️ 情景例句
We're out of toilet paper again. Let's buy some more rolls.
咱们又没卫生纸了。再多买几卷吧。
All of those men are friends of mine.
那些人的都是我的朋友。
No. He just asked if you could ring him back. Here's the number.
没有，他只问你能不能给他回一个电话。这是他的电话号码。