相关单词近义词 border 边界, brink 边缘, corner 角落, surroundings 周围的事物, brim 边, suburb 郊区, circuit 巡回, circumference 圆周, edge 边缘, boundary 边界, limit 限度, outskirts 郊区, outside 在外面, margin 边缘临近词period, perilous, perimeterarcs, perimeter arc, perimeter path, perimeter pass, Perimeter scan, perimeter wall, perimeter hole, perimeter beam, perimeter zone, perimeter track 返回 perimetrically