fraternal/frəˈtɝnəl/1兄弟的(指双胞胎,来源于两个分开的受精卵), 双卵的(指来源于两个分开的受精卵的双胞胎)(of twins) derived from two separate fertilized ova同义词: biovular反义词: identical2兄弟般的, 兄弟的relating or resembling the characteristics of a brother同义词: brotherlikebrotherly反义词: sisterly3兄弟的, 与兄弟会有关的of or relating to a fraternity or society of usually men