🗣️ 情景例句
I got a college education by joining the military
我参军而上的大学。
To send mail(a letter)
邮寄邮件
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。