Divinylacetylene
[化] 二乙烯基乙炔
🗣️ 情景例句
I enjoy writing.
我喜欢写作。
It's out of the question.
这是不可能的。
Jasper has put up 'No Parking' signs outside his gate, but these have not had any effect.
贾斯珀曾把几块“禁止停车”的牌子挂在大门外边，但没有任何效果。