2、形状像梯子的
(形状像梯子的) ladder-shaped2.[数学] [美国] trapezoid; [英国] trapezium
ladder-shaped trapezoid梯形
ladder-shaped osteotomy阶梯形切骨
ladder-shaped parts阶梯形零件
Ladder-shaped picture梯形图
stepper ladder-shaped步进梯形
ladder-shaped chart梯形图
ladder-shaped graph梯形图
ladder-shaped screw梯型螺母
ladder-shaped flap阶梯形皮瓣