There was a hole in the air where he was.

他所在的地方空气中出现了一个洞。

And another can make a sound so sharp and forceful that it seems to be making a hole in the air.

还可以发出尖锐有力的声音，好像在空中打了个洞。

He leaned forward and made a hole in the air with his forefinger.

他身体前倾， 用食指在空中戳了一个洞。