turn up,turn down,close up,close

问题描述:

turn up,turn down,close up,close

turn up:出现;找到;证明是;开大,调大;出现,来到
turn down:拒绝
close up:靠拢, 关闭, 愈合, 封死
cloes down:关闭, 歇业, 停止播音