Olefines
(olefine 的复数) [化] 烯烃; 链烯烃
🗣️ 情景例句
Is this the window for claiming parcels?
这是领取包裹的窗口吗？
Sleeping is the best cure for waking troubles.
睡眠是良药，专治醒时愁。
I don't know, he says. It isn't a plane, and it isn't a bike. I think we can say it's a plike.
“我不知道”，他说，“不是飞机，也不是自行车，我想可以把它叫飞车”。