a special belt with a thick piece of material, worn by somebody suffering from a hernia in order to support the muscles 疝带(疝病患者所用) a frame made of pieces of wood or metal used to support a roof, bridge, etc. Topics Buildingsc2(支撑屋顶、桥梁等的)桁架,构架
Word OriginMiddle English (in the sense ‘bundle’): from Old French trusse (noun), trusser ‘pack up, bind in’, based on late Latin tors- ‘twisted’, from the verb torquere. Sense (2) dates from the mid 17th cent.