n.研磨机，粉碎机，研磨者，磨刀匠，臼齿，〈口〉用功学生
The chef used an electric grinder in the kitchen.
厨师在厨房使用电动磨碎机.
The grinder was powered by a windmill.
这磨盘由风车提供动力.
Master Worker Wang is responsible for the overhaul of this grinder.
王师傅主修这台磨床.
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