Ethyne
n. [化]乙炔
🗣️ 情景例句
I'm thinking of ordering 100 sets. But one problem-
我正考虑定购一百台，只是一个问题-
Well, the worst of the winter should be over.
不过，冬天最糟糕的一段日子总该过去了。
Hello. Can I speak to Pippa, please?
喂！请问皮帕在吗？