Diene
[ ['daii:n] ]
高中 Senior High
[化] 双烯; 二烯烃
🗣️ 情景例句
No, I'm not very good at it.
不 ，我网球不行。
Lazy folks take the most pains.
懒汉多吃苦。
Looking up I saw that we were surrounded by children in rags who were looking at us silently as we ate.
我抬头一看，发现我们被一群衣衫褴褛的小孩团团围住了，他们在默不作声地看着我们吃饭。