The waiters mime to records playing on the jukebox.侍者们配合自动唱机里播放的唱片对口型假唱。It looks to me as if the singers are only mouthing the words .在我看来,这些歌手好像只是在对口型假唱。He lip-synched the song that was playing on the radio.他对口型假唱了收音机正播放的那首歌。He lip-synched to the song.他对口型假唱了那首歌。