switch on
US /swɪtʃ ɑːn/
UK /swɪtʃ ɑːn/

短语动词
1.
打开, 开启
to turn on an electrical device or light
示例:
•
Please switch on the light.
请打开灯。
•
I need to switch on my computer to start working.
我需要打开电脑才能开始工作。
在 Lingoland 学习这个单词
打开, 开启
to turn on an electrical device or light