Alkynes
[化] 炔烃
🗣️ 情景例句
Sure, but never before have we had payment in RMB.
当然可以，不过我们从来没有用过人民币付款。
Winning money is great fun and relaxation.
赚钱是最愉快舒服的事。
Yes. I don't think it's necessary to buy the bigger one.
有哇。我认为没必要买较大的机子。