horseshoen.马蹄铁；U形物；马蹄形v.装马蹄铁horseshoe quality马蹄铁质量horseshoe section马蹄形断面horseshoe fistula马蹄形肛瘘horseshoe conduit马蹄形排水管,马蹄形水管horseshoe riveter马蹄形铆钉机horseshoe offence马蹄形进攻horseshoe fitting马蹄形接头horseshoe offense马蹄形进攻horseshoe filament马蹄形灯丝horseshoe placenta[医] 马蹄形胎盘