Lactides
丙交酯
🔁 扩展释义
【医】 交酯类
🗣️ 情景例句
I mean...my brother'll be really glad to see you!
我的意思是我哥哥见到你会非常高兴。
It is my pleasure to introduce the keynote speaker for today.
我很荣幸地介绍今天的主讲人。
The tour should last about an hour and a half.
这次参观大概需要一个半小时。