敏捷梯
Getting to that top bunk demanded agility; it was reached by a very vertical, very narrow ladder.───爬到上面铺位需要身手敏捷，有一架狭窄的垂直梯子。
pilot ladder───引水梯；领航员梯，绳梯
aerial ladder───消防云梯
pilot ladders───引水梯；领航员梯，绳梯
scaling ladder───消防梯；云梯
utility player───多面手运动员
majority leader───多数党领袖
property ladder───财产阶梯