BRAPn.交替优先(权)广播识别协议bran.胸罩Brachypleuran.短鲽属braking time制动时间braking fork制动叉brachycnemic[医] 短小腿的brauer group布劳韦尔群braking beam制动梁Brachtendorf布拉赫滕多夫braking flap减速板brachyuranic[医] 短腭的, 短牙槽的Brahma samaj梵教会