insecticides

英 [ɪnˈsɛktɪsaɪdz]

美 [ɪnˈsɛktəˌsaɪdz]

n.  杀虫剂; 杀虫药
insecticide的复数

柯林斯词典

• N-MASS 杀虫剂;杀虫药
  Insecticideis a chemical substance that is used to kill insects.
  1. Spray the plants with insecticide.
     给植物喷洒杀虫剂。

双语例句

• Many pests are resistant to the commoner insecticides.
  许多害虫对较为普通的杀虫药有抵抗力。
• Based on historical patterns, mosquito resistance to insecticides and parasite resistance to drugs must be anticipated.
  根据历史经验，我们可以预期，蚊子将会对杀虫剂耐药而寄生虫将会对药物耐药。
• A group of insecticides called chlorinated hydrocarbons illustrate this effect.
  一大批称为氯化烃的杀虫剂阐明了这种放大作用。
• They observed how the crops reacted to these insecticides.
  他们观察了庄稼对这些杀虫剂有什么反应。
• The dispersion of fungicides or insecticides or fertilizer on growing crops ( often from a low-flying aircraft).
  在长着的农作物上的杀菌剂或杀虫剂或化肥的喷洒（经常从一个低飞的飞机）。
• This study provides an important theoretical and practical basis for reasonable selection of insecticides to control B.campestris pests.
  研究结果为合理选择药剂防治白菜害虫提供理论和实践依据。
• Some chlorinated hydrocarbons are used as insecticides, e.g.aldrin, dieldrin, and DDT.
  一些氯代烃类被用来作杀虫剂。如艾氏剂、狄氏剂和DDT。
• These insecticides can stunt plant growth.
  这些杀虫剂会阻碍植物生长。
• In remote regions, the air is pure and the crops are free of poisonous insecticides.
  在偏远地区，空气很纯净，庄稼也不施用有毒的杀虫剂。
• It is common practice to screen for this toxicity in the evaluation of the safety of new insecticides.
  一般在评价新杀虫剂的安全性时，常检查这一毒性。