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
Insecticide is a chemical substance that is used to kill insects.- Spray the plants with insecticide.
给植物喷洒杀虫剂。
- Spray the plants with insecticide.
双语例句
- 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。 - Confine the use of insecticides to the evening and do not spray plants that are in flower
只在晚间使用杀虫剂，而且不要对正在开花的植物喷药。 - Fertilizers and insecticides made from petroleum can improve crop production.
化肥和杀虫剂是由石油制取的，可以使农作物增产。 - These insecticides can stunt plant growth.
这些杀虫剂会阻碍植物生长。 - The microorganism controls development of larvae, but destruction of the adult beetle requires chemical insecticides.
这种微生物能控制幼虫生长，但是要杀死成年甲虫还需要化学杀虫剂。 - Current malaria control emphasises the toxic effect of insecticides and the necessity of killing mosquitoes.
目前的疟疾防控着重的是杀虫剂的毒效应和必须杀死蚊子。 - 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。 - 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。 - Degradation of Organophosphorus Insecticides on Chinese Cabbage Using Detoxifying Enzyme
解毒酶对小白菜中有机磷农药降解作用的研究 - 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。 - Conclusion: Hangzhou Culex pipiens pallens produced middle resistance to cypermethrin and low resistance to other five insecticides.
结论：淡色库蚊对氯氰菊酯产生了中等抗性；其次对敌敌畏、高效氯氰、溴氰菊酯产生低抗性，宜换用药物。 - There is also a large chemical industry, producing agricultural chemicals and insecticides as well as pharmaceuticals.
还有一个大型化学工业，生产农用化学品和杀虫剂以及药品。 - 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。 - Parasite resistance to anti-malarial medicines and mosquito resistance to insecticides are major threats to achieving global malaria control.
寄生虫对抗疟疾药品的耐药性和蚊虫对杀虫剂的抗药性是实现全球疟疾控制所面临的主要威胁。 - Insecticides are widely used for controlling most insect pests.
杀虫剂广泛应用于防治大多数害虫。 - 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）。 - Both aldrin and chlordan are valuable insecticides.
艾氏剂和氯丹都是重要的杀虫剂。 - 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。 - Plants provide many chemicals that can be useful to humans, especially for drugs and insecticides.
植物能为人类提供有用的化学物质，特别是药物和杀虫剂。 - Insecticides target the mosquito, but over time the insects develop resistance to the chemicals that kill them.
杀虫剂目标的蚊子，但随着时间的推移昆虫产生耐药性的化学物质，杀死他们。 - Spraying with insecticides and fungicides may be necessary to control any insects and diseases.
也许有必要喷洒杀虫剂和杀菌剂以防止病虫害。 - During epidemics, insecticides are also often applied as space sprays to kill the adult mosquitoes.
在流行期间，也可经常应用杀虫剂喷洒空间以杀死成蚊。 - Conclusion The vector mosquitoes have developed obvious resistance to some insecticides, which were used for a long time.
结论经过长期的化学防制，蚊虫对一些杀虫剂产生了明显的抗性。 - They are insects 'worst enemies, killing far more pests than commercial insecticides do.
它们是昆虫的死敌，杀灭害虫的能力要比作为商品的杀虫剂大得多。 - Some insects develop cross-resistance to insecticides.
通过某些昆虫使交叉抗药性发展成为杀虫剂。 - Objective To evaluate the resistance in Culex pipiens pallens to commonly used insecticides in different areas of Shaanxi province.
目的了解陕西省不同地区淡色库蚊对常用杀虫剂的抗性水平。 - 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。 - Few insecticides now marketed are adequately selective, so some harmless insects are killed as well as pests.
现在市场上的杀虫剂很少有足够的选择性，所以一些无害的昆虫也和害虫一起被杀死了。