adj.轉(zhuǎn)換的

動(dòng)詞switch的過(guò)去式和過(guò)去分詞形式.

The block becomes magnetic when the current is switched on. 通電時(shí)線(xiàn)圈即具磁性。

Please ensure that all the lights are switched off at night. 夜間請(qǐng)務(wù)必將所有的燈關(guān)掉。

We switched off the motor and started to drift (along). 我們關(guān)閉發(fā)動(dòng)機(jī)開(kāi)始滑行。

Our glasses have been switched this is mine. 咱們的玻璃杯對(duì)調(diào)了－－這個(gè)是我的。

He switched off the lights. 他關(guān)了燈。

He switched on the lights. 他打開(kāi)了燈。

The loop becomes magnetic when the current is switched on. 通電時(shí)線(xiàn)圈就會(huì)有磁性。

He switched on the light and plumped up the cushions. 他打開(kāi)了燈，拍松了靠墊。

非交換式