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mathematics )數學 a number that can be divided exactly by all the numbers below the line in a set of fractions compare denominatorTopics Maths and measurementc2公分母 an idea, attitude or experience that is shared by all the members of a group (想法、態度或經驗的)共同點 They were united through the common denominator of suffering. 他們因共同的苦難而團結在一起。