n.梯子，阶梯；梯状物；途径；（紧身裤袜或长筒袜的）滑丝vi.使（袜子）发生抽丝现象；像长筒袜一样抽丝； 变形： 复数：ladders过去式：laddered过去分词：laddered现在分词：laddering第三人称单数：ladders 双语释义：n.(名词)[C]梯子 a structure consisting of two bars or ropes joined to each other by steps and used for climbing, e.g. up the side of