quern

常见例句

• between +420 and +589) as a device to allow several farmers to work at the same quern .
  译文：到南朝（420-589年）时，又加上了连杆，使几个人能共同推动一盘人力磨。
• Querné
  凯尔内
• stone quern
  石磨盘
• quern stone
  n. 磨石
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