You may remember that fraternities are groups for men; fraternity comes from the Latin word " frater" meaning brother.

您可得， 兄弟是男性团体；兄弟来拉丁文“frater” ，意为兄弟。

Students who belong to fraternities or sororities refer to each other as brothers and sisters; fraternity comes from " frater, " sorority comes from " soror, " brother and sister in Latin.

属于兄弟或的学生互相称呼为兄弟；兄弟来“frater” ，联谊来“soror” ，拉丁语中的兄弟。