/ˈbrʌðəhʊd ||; ˈbrʌðɚˌhυd/noun1 [U] a feeling of great friendship and understanding between people 情谊: the brotherhood of man (= a feeling of friendship between all the people in the world) 四海之内皆兄弟的想法
2 [C] [with.sop] a organization which is formed for a particular, often religious, purpose 团体;宗教团体