Something, such as the top rail of a fence, that rests on or is supported by something else.

依靠或被别的物体支撑的物体，如篱笆上部的横梁现代英汉词典。

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With the stimulus money on the way, Moran has chosen projects she thinks can get easily pass through the bureaucracy, such as tearing down a fence or cleaning up a drainage ditch.

CNN: Katrina red tape holds lessons for stimulus, mayors say