common denominator
noun [ C ] uk/ˌkɒm.ən dɪˈnɒm.ɪ.neɪ.tər/ us/ˌkɑː.mən dɪˈnɑː.mə.neɪ.t̬ɚ/
(NUMBER)
mathematics specialized公分母
a number that can be divided exactly by all the denominators (= numbers under the line) in a group of fractions
12 is a common denominator of 1/3 and 1/4. 12是1／3和1／4的公分母。
(SIMILARITY)
共同点
something that is the same for all the members of a group and might bring them together
The common denominator was that we had all worked for the same company. 共同点是我们都曾为同一家公司工作。