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An important principle for handling relations between fraternal parties .

处理兄弟党关系的一条重要原则。

And scores were significantly more matched between identical as opposed to fraternal twins .

同卵双胞胎之间的辨认结果比异卵双胞胎的相似得多。

Family history is often a good predictor of the probability of premenstrual syndrome ; studies have found that the occurrence of pms is twice as high among identical twins compared with fraternal twins .

家族遗传病史通常是经前综合症有益的预报器；众多研究发现经前综合症在同卵双生姐妹中的发病率是异卵双生姐妹的两倍。

My family have fraternal cooperation .

我的家人友爱互助。

African american fraternal and sororal association .

非裔美国人兄弟和姐妹联谊会。