switch用法

switch用法

固定搭配

switch [switF] n.①开关‖②突然转变

v. 改变,交换

开关

Switch off when you’ve finished the electric typewriter. 用完电动打字机后,要关掉开关。

switch on接通,开启

He didn't bother to switch on the light.

他懒得去开灯。

switch (sth.) off (用开关)关掉;切断(电源)

Switch off when you’ve finished the electric typewriter. 用完电动打字机后,要关掉开关。

switch (sth.) (over) (to sth.)(使某事物)转变或改变(尤指突然)

Please turn the TV on and switch it over to channel 8.

请打开电视,换到今天为止频道。

切换频道

助记s(蛇)+witch(女巫)→女巫用蛇做开关

派生switching n. 开关;转换