scab

n.

（伤口或疮口上所结的）痂；（植物的）斑点病；拒不参加罢工的工人；破坏罢工者

复数：scabs

1. It is as if grief is the scab that permits healing.
   悲伤好象是帮助愈合的结痂。
2. When you cut yourself, blood clots and forms a scab.
   当你弄伤了自己,血会凝固、结痂。
3. Still, should the scab of the sheep cause the shepherd to recoil?
   可是羔羊的疥癣应当使牧羊人却步吗?
4. The scab looked out for the workers at the demonstration.
   那工贼监视着示威游行的工人们。
5. In his heart, he sympathised with the strikers and hated this "scab."
   但在他的内心深处，他是同情罢工者并且憎恨这个"工贼"的。

1. The cut began to scab.
   伤口开始结痂了。
2. He wanted to scab me, but I refused.
   他想雇我破坏罢工，被我拒绝了。

Scab of wheat: prospects of control.
Scab of wheat: prospects for control.
Characterisation of the chemical composition of scab-resistant apple pomaces
Formation of the scab and the rate of epithelization of superficial wounds in the skin of the young domestic pig.
The HcrVf2 gene from a wild apple confers scab resistance to a transgenic cultivated variety
Variation in Fusarium graminearum and cultivar resistance to wheat scab.
Impact of animal manures on Verticillium wilt, potato scab, and soil microbial populations.
Development of wheat scab symptoms is delayed in transgenic wheat plants that constitutively express a rice thaumatin-like protein g...
Amplified fragment length polymorphism markers linked to a major quantitative trait locus controlling scab resistance in wheat.
Expression of Endochitinase from Trichoderma harzianum in Transgenic Apple Increases Resistance to Apple Scab and Reduces Vigor.