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  • pulley

    pulley

    n.滑轮; 滑轮组; 滑车 复数:pulleys 牛津词典 noun 滑轮;滑轮组;滑车a wheel or set of wheels over which a rope or chain is pulled in order to lift or lower heavy objectsa system of ropes and pulleys绳索滑轮系统 柯林斯词典 N-COUNT 滑轮;皮带轮A pulley is a device consisting of a wheel...

    发布时间:2026-06-11 浏览量:0 pulley

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