cankers

1.【病】(动物的)溃疡;疮,造成马蹄腐烂,猫狗类动物耳部溃疡,或鸟类咽喉部位感染的动物疾病

2.【植】(植物的)枝枯病;溃疡病;黑腐病,由细菌,真菌或害虫造成树干或枝叶腐烂的植物疾病

3.〈文学〉腐败;弊害;苦恼

4.【虫】尺蠖,昆虫幼虫,通常指害虫

1.使...溃疡,生疮,腐烂

2.〈比喻〉腐蚀;腐败

1.[Disease]a disease of animals, e.g. a disease of horses that makes their hooves spongy, a disease that can cause ulcers in the outer ears of some animals, or a throat infection of some birds

2.[Plant Disease]a disease that creates open wounds on the trunks and branches of woody plants; it can be caused by bacteria, fungi, or pests

3.an evil or corrupting influence that spreads and is difficult to wipe out

4.[Insect]an insect larva which attacks plants

1.to develop canker, or cause sth. to develop canker

2.to become a source of spreading corruption or evil, or cause sth. to decay as a result of spreading corruption or evil