Diolefine
[化] 二烯; 二烯属
🗣️ 情景例句
but I wanted this weekend to be special for you.
但我希望这个周末对你来说很特别。
When am I supposed to check in?
我应该在什么时候到机场办理手续呢？
Not very good at the moment, I'm afraid. It's quite windy, and there's a lot of snow.
恐怕这阵子不很好。风很大，而且老下雪。