If the CFL should be used for lighting a particular space, or an object within that space, the fixture must be designed to work with that lamp, and the fixture with the room.

如果用节能灯来为某一特定空间或该空间内的某一物体照明，则必须设计能与这盏灯和这个房间协同运作的装置。

youdao

I guess it was used for lighting.

我看，这应该是照明用的。

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About 20% of the world's electricity is used for lighting.

全球20%的电力被用于照明。

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Today, high-intensity discharge (HID) lighting is the primary technology used for lighting streets, parking lots and other outdoor areas.

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This is used for lighting and power in the building with any surplus sold back to the electricity company.

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About 20% of the world's electricity is used for lighting.

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