brothers in arms 汉语意思： 战友，并肩作战的伙伴 （引申）患难与共的同志、同道中人 生死之交 例句： The two soldiers had been brothers in arms for over a decade. 这两名士兵做了十多年的战友。 After years of working together, they became brothers in arms in the fight for justice. 共事多年后，他们成了为正义而战的患难兄弟。