turn down与turn off的区别

turn down与turn off的区别 turn off,turn on,turn down,turn up的用法 turn it off 与turn it down,的区别 turn down 和turn off 的含义,用法与区别 turn off与close down的区别 close down与turn off的区别 英语翻译turn down /turn off? turn down/ turn over/ turn off/ turn up/turn on/ turn out/ turn into的意思区别 turn on,turn off,turn up,turn down的经典例句 turn on,turn off,turn up,turn down间的区别详细用法区别 turn on/turn off/turn up/turn down/写出意思 turn off turn no turn up turn down 区别用法 turn off 跟shut down 的分别? close down 和turn off的区别 turn off 与turn out的区别turn off turn的区别 turn them off与turn off them的区别 get off与close down与turn off的区别如题 turn on和tuen up以及turn off和turn down的区别