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geometry 几何 a figure with four sides in the shape of a diamond that has two opposite angles more than 90° and the other two less than 90° 菱形 a small sweet, often in a lozenge shape, especially one that contains medicine and that you dissolve (= turn to liquid) in your mouth 菱形糖果；（尤指）菱形含片药物 throat/cough lozenges 润喉／止咳糖片
Word OriginMiddle English: from Old French losenge, probably derived from the base of Spanish losa, Portuguese lousa ‘slab’, late Latin lausiae (lapides) ‘stone slabs’.