We have three lights in this room.
这间屋子有三盏灯。
I can see three lights in the room now.
我在屋子里看见三盏灯。
Go through three lights and turn right at the fourth.
过了三个交通灯后，到了第四个往右拐。
There are four sides, and each side has three lights: red, yellow and green.
灯有四面，每一面都有三盏灯：红、黄、绿。
There are four sides, and each side has three lights: red, yellow and green.
灯有四面，每一面都有三盏灯：红、黄、绿。
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