crackly

They waited for 10 minutes until a crackly voice told them over the intercom that the tower had been hit.

他们等了10分钟后，才听到一个沙哑的声音通过讲系统告诉他们大遭到撞击。

One of the game's key features was digitised speech, which sounds crackly like a real mission controller would.

本作的最大特色于它使用了数码语音，听起来就像是一名真正的理员会听到的一样。