trussv.束紧；用桁架支撑n.(干草的)一捆；一束；构架truss leg桁架柱Trussardi特鲁萨尔迪trusswork桁架结构truss rod桁架杆,构架斜支距truss web桁架梁腹truss bar构架杆,桁架杆Trussardo特鲁萨尔多truss bow桁架用接环truss cell长翅室truss post桁架式柱