Switch on the light, please.

在你分开之前，把灯关掉。

youdao

I wanted to see her so I said, "Mom, could you please switch on the light?"

我很想看到她，于是便说：“妈妈，您能把灯打开吗？”

youdao

Electricity is such a part of our everyday lives and so much taken for granted nowadays that we rarely think twice when we switch on the light or turn on the radio .

电在我们的日常生活中所占的地位是如此重要，而且现在人们认为电是想当然的事，所以我们在开电灯或开收音机时，就很少再去想一想电是怎么来的。

youdao

"By imposing a tax on every American who drives a car or flips on a light switch, this plan will drive up the prices for food, gasoline and electricity,".

VOA: standard.2009.06.27

Lighthouse authority Trinity House plans to switch off Godrevy light on the edge of St Ives Bay by 2010.

BBC: NEWS | UK | England | Cornwall | Lighthouse switch-off considered

The Light Night switch on event, which attracted 15, 000 people to the city centre last year, will start at 17:15 on the Mound on 29 November.

BBC: Edinburgh Hogmanay: Hourly fireworks in countdown to 2013

When I turn on a light switch, I can imagine the chain reaction.

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