a low protective wall along the edge of a roof, bridge, or balcony (屋顶、桥梁、露台边上的)低矮挡墙,女墙 ■a protective wall or earth defence along the top of a trench or other place of concealment for troops 胸墙
派生 parapeted adjective 语源
late 16th cent.: from French, or from Italian parapetto 'breast-high wall', from para- 'protecting' + petto 'breast' (from Latin pectus)