• n. [植保] 潰瘍病；口瘡；腐敗的原由，弊害
• vi. 產生潰瘍；腐敗起來
• vt. 使患潰瘍；使腐敗

詞源同cancer,癌。

canker (n.)

late Old English cancer "spreading ulcer, cancerous tumor," from Latin cancer "malignant tumor," literally "crab" (see cancer); influenced in Middle English by Old North French cancre "canker, sore, abscess" (Old French chancre, Modern French chancre). The word was the common one for "cancer" until c. 1700. Also used since 15c. of caterpillars and insect larvae that eat plant buds and leaves. As a verb from late 14c. Related: Cankered; cankerous. Canker blossom is recorded from 1580s.

1. Blighted stems often canker.

有病的莖往往潰爛.

來自《現代英漢綜合大詞典》

2. Is hypocrisy the canker of our society?

虛偽是我們社會的弊端 嗎 ?

來自辭典例句

3. His dog has a canker in its ear.

他的狗的耳朵上有一處潰瘍.

來自辭典例句

4. Unlike cold sores, canker sores appear inside the mouth.

不同于唇皰疹, 口腔出現在嘴里面.

來自互聯網

5. The pathogenic fungi of pear canker disease is a new variety.

梨樹腐爛病病原菌為一新變種.

來自互聯網