horseshoen.马蹄铁;U形物;马蹄形v.装马蹄铁
Horseshoe -shaped perianal abscess蹄铁型肛周脓肿
horseshoe crabs and extinct forms.王蝎和一些灭绝类型。
Horseshoe Bend National Military Park霍斯肖·本国家军事公园
horseshoe-shaped curves of zero velocity马蹄形零速度线