词汇	再生革
释义	再生革 regenerated leather
随便看	triangular truss triangular-truss triangular truss bridge triangular-truss bridge triangular truss gantry crane triangular truss hanging basket triangular-tub cover triangular-type gate triangular type rotor triangular UHF algebra triangular unit triangular valve triangular vector elements triangular vector loop triangular velocity distribution triangular velocity field triangular voltage sweep triangular voyage triangular washer triangular wave triangular wave control triangular waveform triangular wave form triangular-wave generator Triangular wave modulation