scab/skæb/第三人称scabs现在进行时scabbing过去式scabbed过去完成时scabbed1结痂, 形成痂to form a scab, a crust of dry blood that forms over a wound as it recovers2破坏罢工, 在罢工期间工作take the place of work of someone on strike同义词： blacklegfinkrat