Sidelights and transoms complement Swinging Patio Door or Sliding Patio Door and are used to create a larger wall of light.

侧亮和上亮与平开门或推拉门相结合，组成一道大面积的采光墙。

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To deal with the corrosion of external wall of light oil storage tanks and oil losses, a new coating is successfully developed for the protection of the tanks.

针对轻质贮油罐贮存油品的损耗及外壁的腐蚀情况，研制了一种新型轻质油罐外壁防护涂料进行涂层防护。

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For the camera, a laser pulse is fired at a wall, and the impact of hitting the wall causes the particles of light to scatter.

CNN: A camera that can see around corners

More modern versions of the tool add in a laser beam projector, which allows builders to level out the device and "draw" a long line of light across a wall, indicating an exactly level surface.

FORBES: No. 18 The Level

Parts of inexplicable circles, drawn or incised on the light-colored wall behind him, give an air of happenstance to his position.

NEWYORKER: Art