switched [s'wɪtʃt]

以下由轻松背单词网站提供

附加级

v.转变，改变( switch的过去式和过去分词 )；转换；挥动（棍棒、鞭子等）；迅速转动

A single red LED shows that the power is switched on. 单支红色发光二极管表示电源已接通。
The block becomes magnetic when the current is switched on. 一通上电流，这块板就会有磁性。