你记得我们出来之前关灯了吗？
Do you remember switching the lights off before we came out?
临睡前别忘了关灯。
离开教室时，我们永远不要忘记关灯。
We should never forget to turn off the lights when we leave the classrooms.
到就寝时间了。我们关灯吧。
他伸手去关灯。
请关灯。
如果你关灯，它就会出来把我吃掉。
最后一名离开哈瓦那的人，请关灯？
Would the last person to leave Havana please switch off the lights?
我们推荐你马上关灯离开厨房。
We recommend that you turn off the lights and leave the kitchen immediately.
我听到回廊一头有人喊要关灯了。
I heard a voice call from one end of the gallery that the light was out.
关灯之后给自己15分钟入睡。
After turning off the light, give yourself about 15 minutes to fall asleep.
他是坏习惯之一就是他总是忘记关灯。
One of his bad habits is that he always forgets to turn off the lights .
不关灯就走了，你知道他从不浪费一分钱。
产量变化并不是像开关灯一样。
我记得我们出去之前已经关灯了。
你离开实验室的时候，别忘了关灯。
停车忘记关灯，就可能耗尽电源。
第三样也是，现在，我要彻底关灯了。
And the third goes in, and now I'm going to make it completely dark.
例如，在离开的时候关灯，节约用水。
For example, switch off the light when leaving and save water.
勇敢面对生活中的困难，敢在关灯的小黑屋里睡觉！
Courage to face troubles in life, and courage to sleep without the lights on!
老师经常提醒我们在离开教室前要关灯。
Teacher often reminds us to turn off the lights before we leave the classroom.
我现在得走了，你离开之前请记得关灯。
I have to go now. Please remember to turn off the lights when you leave.
不关灯就走了？
离屋时请关灯。
出门前一定要记得关灯，否则很浪费钱的。
The lights should be before leaving, or it is a waste of money.
出门前一定要记得关灯，否则很浪费钱的。
The lights should be before leaving, or it is a waste of money.
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