circularsn.街招；通告；传单名词circular的复数形式.circularadj.圆形的；循环的n.传单；通报circular route环线circular knife圆刀片,圆盘刀circular layer环肌层circular tooth圆弧齿circular water循环水circular poles环形电杆circular folds环状皱襞,环状襞circular stair环形楼梯circular trace圆形轨迹circular sweep圆扫描,圆扫掠