Methylacetylene
[化] 丙炔; 甲基乙炔
🗣️ 情景例句
This is very helpful, Mrs. Martinelli.
这样很有用， Martinelli太太。
I ask him to stay at school.
我要求他待在学校。
Mendoza met Humphries in the ring on a later occasion and he lost for a second time.
后来，门多萨与汉弗莱斯再次在拳击场上较量，门多萨又输了一场。