bulltn.球门前混战bulln.公牛；股市看涨的人；<俚>警察n.荒谬的话n.教皇诏书adj.公牛的；鲁莽的bullwihip effect牛鞭效应bull transaction买空交易bull-head pass辊身平孔型bull-pen squad候补队员bullous syphilid[医] 大疱性梅毒疹Bull Whip Effect生产计划bull's-eye rotbull speculation多头投机Bullacta exaratan.泥螺bullous impetigo大疱性脓疱病