详细解释:n. 梯, 梯状物, 发迹的途径
vi. 袜子抽丝, 成名
【电】 梯形
词型变化：
动词过去式:laddered过去分词:laddered现在分词:laddering第三人称单数:ladders英语解释：
名词 ladder:
steps consisting of two parallel members connected by rungs; for climbing up or downascending stages by which somebody or something can progressa row of unravelled stitches同义词：run, ravel