About 20 Chinese cities joined a worldwide relay on Saturday night to switch off lights of major buildings for one hour to highlight concerns about climate change while calling for actions.
上周六晚上全中国有二十多个城市参加了全球性的应对气候变化，城市主要建筑物熄灯一小时的活动。
Please switch the lights off as you leave.
你离开的时候请把灯关了。
Turn the light off as you go out.; Please switch off the lights when you leave.
出门时请随手关灯。
Would the last person to leave Havana please switch off the lights?
最后一名离开哈瓦那的人，请关灯？
Switch the lights off. Stop using fossil fuels to make electricity.
比如关掉电灯、停止使用化石燃料来发电、选择高效能的汽车、不乘坐飞机。
We set simple blueprint triggers to switch on and off some of the interior lights.
我们设置了简单的蓝图触发器来开关一些室内照明灯。
She reminded me to switch off all the lights.
她提醒我把所有的灯关掉。
Switch off the engine when stopping for lengthy period, e. g. at traffic lights, railroad crossings or in traffic congestions.
在长时间停车时关闭引擎，比如等待信号灯时，在铁路平交道口时，或者交通阻塞时。
This is one of the most common things that people do whenever Earth Day rolls around, that is, switch off their lights.
每到地球日，很多人都会不约而同选择做这件事：关灯。
Try to switch all the lights off in as few taps as possible.
你需要用最少的点击数来把所有的灯泡关闭。
Tell the boy to switch off all the lights as he leaves the room in order to save electricity.
告诉孩子在离开房间时关掉所有的灯，以节约用电。
Before you start please be sure to switch off all the lights.
出发前请务必把所有的灯关掉。
The building has many environmentally friendly features, including low power consumption lights which switch off automatically, and over 80 per cent of its water is recycled.
大楼建筑具有多项环保特性，包括自动关闭的低功耗灯具，而且80%以上的水可以循环再利用。
On 28 March 2009 millions of people around the globe will unite for one hour and switch off their lights to show that they care about our living planet.
在2009年3月28日以百万计的世界各地的人们将联合为一小时，关掉灯，表明他们关心我们生活的星球。
On 28 March 2009 millions of people around the globe will unite for one hour and switch off their lights to show that they care about our living planet.
在2009年3月28日以百万计的世界各地的人们将联合为一小时，关掉灯，表明他们关心我们生活的星球。
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