甲乙两人把一木箱搬上楼,谁做的功大如题,甲在下面,乙在上面可是两人抬的是同一个木箱
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![甲乙两人把一木箱搬上楼,谁做的功大如题,甲在下面,乙在上面可是两人抬的是同一个木箱](/uploads/image/z/7623998-62-8.jpg?t=%E7%94%B2%E4%B9%99%E4%B8%A4%E4%BA%BA%E6%8A%8A%E4%B8%80%E6%9C%A8%E7%AE%B1%E6%90%AC%E4%B8%8A%E6%A5%BC%2C%E8%B0%81%E5%81%9A%E7%9A%84%E5%8A%9F%E5%A4%A7%E5%A6%82%E9%A2%98%2C%E7%94%B2%E5%9C%A8%E4%B8%8B%E9%9D%A2%2C%E4%B9%99%E5%9C%A8%E4%B8%8A%E9%9D%A2%E5%8F%AF%E6%98%AF%E4%B8%A4%E4%BA%BA%E6%8A%AC%E7%9A%84%E6%98%AF%E5%90%8C%E4%B8%80%E4%B8%AA%E6%9C%A8%E7%AE%B1)
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