Dienes
[化] 双烯; 二烯烃
🗣️ 情景例句
They concluded that the goods were of good quality and proved no problem.
他们断定货物质地优良，并证明没有任何问题。
It's very warm.
天气很暖和啊。
I owe you for my dinner.
我欠你晚餐的钱。