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

1.
encender, conectar
to turn on an electrical device or light
:
•
Please switch on the light.
Por favor, enciende la luz.
•
I need to switch on my computer to start working.
Necesito encender mi computadora para empezar a trabajar.