n. 1.〔古语〕疫病；鼠疫，黑死病。 2.有害动[植]物，害虫。 3.讨厌的人，害人虫。 短语和例子 a garden pest 植物寄生虫。 insect pests 害虫。 He's a regular pest. 他是一个十足的坏蛋。 P- (up) on him! 〔诅咒语〕瘟死他!
any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.; "he sprayed the garden to get rid of pests"; "many pests have developed resistance to the common pesticides"
a persistently annoying person 同义词：blighter, cuss, pesterer, gadfly,
any epidemic disease with a high death rate 同义词：plague, pestilence,
a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal 同义词：plague, pestilence, pestis,
例句与用法
1.
The whole community turned out to wipe out the four pests . 全体居民出动除四害。
2.
I was a nuisance, an incumbrance, and a pest . 我是一个讨厌的东西，一个累赘，和一个祸害。
3.
Many pest situations are caused by natural phenomena . 许多害虫的情况都是由自然现象造成的。
4.
Disease of animal and vegetable pests propagate with extreme rapidity . 动植物病害传播极快。
5.
Are exotic pests more easily controlled than indigenous pests ? 外杂害虫比本地害虫更容易防治吗？
6.
Insecticides are widely used for controlling most insect pests . 杀虫剂广泛应用于防治大多数害虫。
7.
Away with all pests . 扫除一切害人虫。
8.
White ants are probably the most serious wood-destroying pests . 白蚁可以算得是破坏木材最严重的害虫。
9.
Europe had bequeathed the rabbit as a pest to australia . 欧洲人把这种兔子作为有害动物传给了澳大利亚。
10.
The idea of using microorganisms to control plant pests is not new . 用微生物来控制病虫害的设想并不新鲜。
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