Neoplasmocide
新乐君
🗣️ 情景例句
What happened?
怎么啦？
Which one is more difficult?
哪一个是比较难的？
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。