a disease that damages and kills plants

something that spoils or has a very bad effect on something, often for a long time

His arrival cast a blight on the wedding day. 他的到来破坏了大喜之日的气氛。

to spoil something

A broken leg blighted her chances of winning the championship. 腿骨折使她失去了获得冠军的机会。

Compare: plague verb