1. | [c] 痂a hard dry covering that forms over a wound as it heals |
2. | [u] (动物)疥癣a skin disease of animals |
3. | [u] (植物)疮痂病,斑点病a disease of plants, especially apples and potatoes, that causes a rough surface |
4. | [c] (informal) 拒绝参加罢工的工人;顶替罢工者上班的工人;工贼a worker who refuses to join a strike or takes the place of sb on strike |