Branchu布朗许branchn.分部；部门；分店；分支；树枝v.分岔；分支branch home court辅主场branched paraffin支链烷烃branching network分支网络branchial segment鳃节branchial lamella鳃小叶Branch Definition分枝限界法branch transition分支跃迁branching library分馆化branching portion分支部branch connection分路连接,分叉连接,分支连接