Pentone
缬烯炔, 异戊烯炔
🗣️ 情景例句
I'm doing it for us, Harry.
我是为我们大家做的， Harry。
I knew it!
我就知道！
It must have been a gas that could burn but that would not explode, a gas that did not smell strong, and a gas that did not kill people.
它一定是一种能够燃烧而不能爆炸的气体，一种味道不很强的而且不使人致死的气体。