Think of a cat walking in the dark, with ninja-like movements, almost without making a noise.

想象一只在黑暗中行走的猫，它有忍者般的动作，几乎不不会发出任何声响。

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I always feel the ammeter outside my high school's dorm looks like my history teacher's face, and sprouts outside my window like a cat walking on a roof.

我一直觉得我高中时期宿舍门外的电表很像历史老师的脸，窗外的新芽像猫在屋顶上蹑手蹑脚地走动。

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When Della had finish crying she went to the window and looked out sadly at a grey cat walking along a grey fence in a grey backyard.

德拉哭过了之后，走到窗前，满面愁容地朝外瞅着灰蒙蒙的后院里正沿着一道灰蒙蒙的篱笆走着的一只灰蒙蒙的猫。

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Some people avoid the cat and mouse game altogether, choosing to pay zero by walking the picturesque 1.5-mile span.

WSJ: On the George Washington Bridge, Picking Up Hitchhikers Takes a Toll

Mrs Bush, who runs a dog walking business, said she had heard that a cat had been seen falling from the viaduct a week earlier but had dismissed the idea that it was Gus.

BBC: Cat found six days after fall from Gloucestershire viaduct

Walking home from school, after breaking up for the summer holidays, she comes across a fat tabby cat called Arnold, who, much to her surprise, introduces himself.

FORBES: Some Ideas for Replacing 'Harry Potter'