ladder n.梯,梯状物,发迹的途径vi...accommodation ladder 舷梯...ladder-proof a.不会抽丝的...kick down the ladder 过河拆桥...accomodation ladder 舷梯...ladder network 梯形网络...ladder attenuator 梯形衰减器...Ladder sign 阶梯征(肠梗阻的X线征)...ladder to manhole 人孔梯子...ladder truck 云梯消防车...ladder of management 管理手段...ladder splint 梯形夹...ladder polymer 梯形聚合物...ladder chart 梯形图...aerial ladder 云梯...the topmost rung of Fortune's ladder 幸运之极...till the ass ascends the ladder 决不可能...step-ladder method 阶梯分配法...bubble ladder organization 磁泡梯结构...bubble ladder 泡梯...rope ladder 绳梯...
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