短语词组短语Purl circular knitting machine 双反面圆织机Purl flat knitting machine 平板机Purl knitting needle 双头织针purl knitting machine 双针筒圆型针织机;双反面机flatbed purl knitting machine [纺]双反面平型纬编机knitting in purl stitch 以反针编织 返回 purl knitting