Noun:

1. a state or condition being blighted

2. any plant disease resulting in withering without rotting

Verb:

1. cause to suffer a blight;

   "Too much rain may blight the garden with mold"
   

1.破坏因素；祸根；阴影
You can refer to something as ablight when it causes great difficulties, and damages or spoils other things.

e.g. This discriminatory policy has really been ablight on America...
这项歧视性政策确实成了美国的一大祸根。
e.g. Manchester still suffers from urbanblight and unacceptable poverty.
曼彻斯特仍然受到城区脏乱和严重贫困问题的困扰。

2.破坏（生活）；使（希望）破灭；摧毁；损毁
If somethingblights your life or your hopes, it damages and spoils them. If somethingblights an area, it spoils it and makes it unattractive.

e.g. An embarrassing blunder nearly blighted his career before it got off the ground.
一个令人难堪的疏忽几乎毁掉了他还没有起步的事业。
e.g. ...thousands of families whose lives were blighted by unemployment.
成千上万因为失业而难以维持生计的家庭

3.（植物的）枯萎病
blight is a disease which makes plants dry up and die.

1.

1. 枯萎：的转运和三磷酸腺甙(ATP)的合成. 噻苯达唑也是一种抗真菌剂,主要用于水果和蔬菜防霉(mold)和防枯萎(blight)

2.

2. 枯萎病：枯萎病(blight)亦称疫病. 由真菌或细菌引致的植物病害,发病突然,症状包括严重的点斑、凋萎或叶、花、果、茎或整株植物的死亡. 生长迅速的幼嫩组织常被侵袭. 大多数重要经济作物均受一种或多种疫病感染. 疫病可影响花、叶、芽包、幼苗、小枝、茎(藤)及顶梢.

3. 见不到光就枯萎：我为生病而恸哭(wail)只有last 持续-最后(last),无法持续只能爆炸(blast),炸开了岩石成碎片(clast),前添后加才变灵活(elastic)布莱迷失是污点(blemish),虽然不多也很脏(blot),见不到光就枯萎(blight),不持续就爆炸(blast),

• The insidious blight of nostalgia.

  出自：S. Bellow

• The rabbits were as much of a blight as ever.

  出自：C. McCullough

urban blight (= areas in a city that are ugly or not cared for well)

城市里环境脏、乱、差的地区

His death cast a blight on the whole of that year.

他的死使那一整年都处在阴影之中。

potato blight

马铃薯枯萎病

an area blighted by unemployment

饱受失业之苦的地区

His career has been blighted by injuries.

他的事业不断受到伤病的困扰。

...thousands of families whose lives were blighted by unemployment.

成千上万因为失业而难以维持生计的家庭

This discriminatory policy has really been a blight on America...

这项歧视性政策确实成了美国的一大祸根。

Manchester still suffers from urban blight and unacceptable poverty.

曼彻斯特仍然受到城区脏乱和严重贫困问题的困扰。

An embarrassing blunder nearly blighted his career before it got off the ground.

一个令人难堪的疏忽几乎毁掉了他还没有起步的事业。

Sudden loss of fortune came as a blight to his hopes of going abroad.

突然的财产损失摧残了他出国的希望.

In recent years, Gentiana spot blight is the most important disease of Chinese herbal medicines gentian.

龙胆草斑枯病是近几年中药材龙胆草的最主要病害.

Because Captain blight treated the crew of HMS Bounty like dogs, they eventually mutinied.

由于布莱船长对待英国舰船博恩梯号船员如狗狗, 所以最后他们都叛变了.

His passion died as if a blight had shrivelled it up.

他的怒火象害了枯萎病萎缩了似地消失了.

This unnatural birth, this canker, this blight.

这不自然的降生, 如同溃烂病, 如同枯萎症.

The apple crop was wiped out by blight.

枯萎病使苹果全无收成.

The accident cast a blight on the family.

那场事故给这一个家庭蒙上了一层阴影.

blight is usually not very serious on young trees in the interior valley of California.

疫病在加利福尼亚内部谷地的核桃幼树上通常不很严重.

Chestnut blight is one of most serious diseases of chestnut world widely.

板栗疫病是世界性栗树病害之一.

The climate condition of them is the most effect condition to potato blight.

其中气候条件对马铃薯晚疫病影响最大.

Let us heal the world and blight its pain.

让我们拯救世界,让伤痛枯萎.

Characteristics: blight, downy mildew, powdery mildew ZYMV, CMV and other viruses.

特征特性: 枯萎病 、 霜霉病 、 白粉病ZYMV和 CMV等多种病毒.

Sometimes the tangle descends on us like a net of blight on a rose bush.

有时候困境就会像玫瑰花的枯萎病一样纠缠在我们身上.

His absence cast a blight over the family.

他的不在场使家庭笼罩上一层阴影.

The union says an indefinite strike could blight Nigeria's oil production and petroleum distribution.

工会说,一次不确定的罢工可能会影响石油生产和石油销售.

Women blight bladder and? bowel movements are often abandoned or neglected by husbands in and family.

那些膀胱和肠功能失调的妇女时常遭到丈夫和家庭的遗弃或忽视.

Slums are a blight on a city.

贫民窟是城市发展的一大阻碍.

The accident cast a blight on our happiness.

那场意外事故使我们的幸福生活蒙上了一层阴影.