- 重点词汇
- actionn.行动,活动;功能,作用;手段;[法]诉讼;战斗;情节;机械装置,活动部件;所做之事;激动人心的事
- bev. 是;有,存在;做,成为;发生;
- consideredadj.经过仔细考虑的;经过深思熟虑的;受尊敬的;经过深思熟虑的看法;
- insecticidaladj.杀虫的,杀虫剂的;
- mustmodal. 必须;一定;应该;一定要;
- 相关例句
These compounds have relatively high insecticidal activities and with low levels of resistance.
其结果表明该类化合物对测试害虫显示出较高的杀虫活性和较低的抗性比.
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Approximately 40 % of the applied insecticide in each orchard was residual in the soil profiles.
大约每一果园施用的40%杀虫剂残留在土壤剖面中.
辞典例句
I was in the most unbelievable snarl this morning over-of all things-a truckload of insecticide!
今天早上,真想不到,为了一卡车杀虫剂的事搞得我晕头转向!
辞典例句
I have decided to specialize in plant chemicals that can be used for insecticides.
我已经下决心专门研究可以用作杀虫剂的植物中的化学物质.
辞典例句
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.
百科语句
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。
辞典例句
能够捕昆虫或其它小的有机体,并能从其中吸取营养的; 食虫的.
互联网
Bats are nocturnal flying mammals. The statistics presented here describe small, insectivorous bats.
蝙蝠是一种夜行性飞行哺乳动物. 这里目前的统计资料表明是一种较小, 食虫的蝙蝠.
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