tread

同义词释义

1)tread,楼梯踏步板2)stair tread,楼梯踏步板3)rise of staircase tread,楼梯踏步板高4)riseboard,楼梯踏步板高5)stair,楼梯6)Stairs,楼梯7)staircase,楼梯8)stairway,楼梯9)stair;stair way,楼梯10)STR (Stair),楼梯