动词
中文翻译：擦过
同义词：
['rub', 'rub against', 'rub down', 'rub off例句：1. The old clock was rubbed down with oil to keep it running smoothly.（旧时钟被油擦过，以保持其顺畅运行。）']
例句：
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1. The old clock was rubbed down with oil to keep it running smoothly.
旧时钟被油擦过，以保持其顺畅运行。
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2. The car's paint is rubbed off on the seat where we sat.
汽车的漆在座位上被擦掉了。
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3.The wood has been rubbed down to a smooth surface.
木头已经被磨平了，表面光滑。