pullyadj.具吸引力的pullv.拉；拖；牵；拔；吸引n.拉；拉力；引力；划船；影响力pulling switch拉线开关pulling broach牵引拉削pulling effect牵引效应pull-in test整步试验,牵入试验pull in pieces扯碎, 撕成碎片pulled pattern图案花纹重复pull a trigger搂扳机pull-up menu上拉菜单pullback blade反向铲,反铲pull over mill二辊不可逆式轧机