Ethynes
[化] 炔烃
🗣️ 情景例句
Well, what's going on?
噢， 怎么啦？
All is not gain that is put in the purse.
放入钱包的钱财，并非都是应得的。
I've always dreamt of coming to China, and now my dream has come true.
我做梦都想到中国来，而现在我的梦想成真了。