infestations

英 [ˌɪnfɛsˈteɪʃənz]

美 [ˌɪnˌfɛˈsteɪʃənz]

n.  骚扰，侵袭，扰害，横行；（盗贼、鼠、虫等的）成群出现
infestation的复数

柯林斯词典

• VERB (昆虫、老鼠等)大批出没于,侵扰
  When creatures such as insects or ratsinfestplants or a place, they are present in large numbers and cause damage.
  1. ...pests like aphids which infest cereal crops.
     像蚜虫这样大肆侵害谷物的害虫
• VERB 遍布于;充斥
  If you say that people or things you disapprove of or regard as dangerousare infestinga place, you mean that there are large numbers of them in that place.
  1. Crime and drugs are infesting the inner cities.
     市中心充斥着犯罪与毒品。

双语例句

• They could damage crops and make them vulnerable to infection and infestations by pests and weeds, thereby reducing food supplies and potentially contributing to malnutrition.
  它们会损害庄稼，使庄稼易受害虫和杂草的影响和侵袭，因此引起食物供应不足和潜在的营养不良。
• An anthelmintic used to treat hookworm and pinworm and roundworm infestations.
  包虫病棘球绦虫感染用来治疗十二指肠、蛲虫和蛔虫横行的杀虫。
• Aiming treatment at those animals would reduce the likelihood of resistance emerging without harming a farmer's ability to control infestations.
  集中治疗这些动物则会降低耐药性发生的可能性，同时也不会损害农民控制虫害的能力。
• It's a rare person who has never had to deal with head lice with children being the most susceptible to infestations.
  这是一个罕见的人从来没有谁处理头虱与儿童是最容易受到侵袭。
• Heavy infestations may cause weight loss and death.
  沉重的感染可能会导致体重减轻和死亡。
• Farmers understand that adverse weather or severe pest infestations, for-example, can produce crop failure, or lack of response.
  农民也知道如遇不利天气或虫害严重，作物会出现减产现象，或实行的各项措施达不到预期效果。
• These conditions act in concert to produce a great potential for contaminants, pest organisms of plants from nature and windborne infestations to establish in the nursery stock.
  这些因素协同作用导致苗圃植株受自然界污染物、有害生物和风传病虫害侵染的可能性大大增加。
• The worst drought to hit the United States since the 1930s has farmers coping with a number of impacts, from cyanide poisoning in cattle to fungal infestations in corn.
  美国遭受自20世纪30年代以来最严重的旱灾，农民忙着应付一系列的冲击，从牛氰化物中毒到玉米被真菌污染。
• Although it took into account preparedness future infestations, but can not think of the immediate danger, the results still failed to avoid disaster.
  它虽然考虑到了防备未来的灾患，却没想到眼前的危险，结果还是没能避过灾难。
• Infestations of these caterpillars may defoliate oaks and other hardwood trees but usually do no permanent damage.
  这些毛虫的侵扰可能使橡树落叶和其他树木的硬木树但通常都没有永久性损伤。