[兽]防蝇去毛.
[纺]结块污毛.
[pl.；](剪毛前)羊身除下的粪污碎毛
He uses his wife as a kind of crutch because of his lack of confidence. 他缺乏自信心，总把妻子当作主心骨。
Religion was her crutch in times of sorrow. 宗教是她忧伤时依赖的支柱。
