canker

canker

noun

1. a pernicious and malign influence that is hard to get rid of

e.g. racism is a pestilence at the heart of the nation
according to him, I was the canker in their midst

Synonym: pestilence

2. an ulceration (especially of the lips or lining of the mouth)

Synonym: canker sore

3. a fungal disease of woody plants that causes localized damage to the bark

verb

1. infect with a canker

2. become infected with a canker

1. 祸患;恶痈
A canker is something evil that spreads and affects things or people.

e.g. ...the canker of jealousy.
嫉妒作祟

2. (灌木、树木的)溃疡病；枯枝病
Canker is a disease which affects the wood of shrubs and trees, making the outer layer come away to expose the inside of the stem.

e.g. In gardens, cankers are most prominent on apples and pear trees.
花园里,苹果树和梨树患枯枝病最明显。

1. canker

1. 溃疡：干腐枝枯病 包括干腐(dryrot)、枝枯(blight或dieback)、溃疡(canker)等. 腐烂病(rot) 包括根腐、茎腐和果腐等. 过度生长性病害(hyperplasia) 包括畸形、膨肿和丛生等. (四)担子菌所致植物病害的主要特点 主要病状是:斑点、斑块、立枯、纹枯、根腐、叶腐、肿胀和瘿瘤等.

2. 口疮：你可能得到十种不同的回答,这并非因为他们对你不诚实,而是他们的回答只能反映他们本人的鸽舍情况,只对他们本人的鸽舍适用,例如,喜欢喂詹森鸽系的鸽主,可能说最好每三周比赛一次,这是因为口疮(CANKER)病的发病周期为三周,

3. 溃疡病：美国农业部(USDA)和消费者服务局已经证实,在Clay County的Orange Park 发现有6株葡萄柚树患上溃疡病(canker).

4. 树的癌肿病：canker 使患溃疡 | canker 树的癌肿病 | canker 弊害