Amylacetylene
[化] 戊基乙炔; 庚炔
🗣️ 情景例句
It's from the Fathers and Sons' Breakfast
那是在父子早餐会上拍的。
You want me to shut him up, guy?
哥们，要不要我把它办掉？
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。