杀虫剂的

Scientists have found contaminants such as herbicides, pesticides, estrogen and birth control chemicals in the river.

科学家们发现的污染物，如除草剂，杀虫剂，雌激素以及河道中的生育控制的化学品。

The emergence of drug resistance of the parasite and development of resistance of Anopheles mosquito vectors demands a search for new tools to control the disease.

疟原虫抗药性的产生和迅速扩散以及抗杀虫剂蚊媒的出现和蔓延迫切需要我们寻求新的疟疾防治措施。

The sublethal effects of 6 insecticides (imidacloprid, rotenone, fenvalerate, abamectin, pirimicarb and azadirachtin) on the green peach aphid Myzus persicae and its predatory natural enemy multicolored Asian ladybird Harmonia axyridis were determined from their biology, ecology and physiology for meeting the practical needs and coordinating the chemical and biological control.

为适应生产上的需要，协调运用化学防治与生物防治技术，本研究从生物学、生态学和生理学的层次上测定了吡虫啉、鱼藤酮、氰戊菊酯、阿维菌素、抗蚜威和印楝素6种杀虫剂对桃蚜及其捕食性天敌异色瓢虫的亚致死影响。

A bitter substance obtained from the wood of this plant, used in medicine and as an insecticide.

苦木药从这种植物的木质中获取的一种味苦的物质，用作制药及杀虫剂

Our willow charcoal will absorb and render harmless over 3,000 known drug residues, pesticides, insecticides and just about every harmful chemical known.

木炭能够吸收及转化超过三千种的残余药物、杀虫剂及众多的有害的化学剂。

My boss explained that food contact surfaces meaned the surfaces might be contacted by food such as cutting board,working table, etc.

不能用杀虫剂杀灭食物上或食物附近的昆虫，也不能用在事后未彻底清洁的食物接触到的物体表面上。

Sheep and ewe raising in Crete is similar to that found in the rest of the country.

这些产奶的羊必须在克里特岛的山区自由放牧，那里完全没有杀虫剂和除草剂的污染，因此Graviera Kritis奶酪是一种有机食品。

Today you have more fatty, sugary foods, animal meats doped with hormones and steroids and cultivations sprayed with insecticides and pesticides.

今天你有更多的脂肪，含糖的食物，动物的肉用激素和类固醇，并喷洒杀虫剂和农药栽培掺杂。

Farmers use all sorts of fertilisers and pestcides to increase yields, which poses potential risks to human health.

为了提高产量，农民使用各种各样的农药和杀虫剂。这对人类的健康构成了潜在的威胁。

A persistent organochlorine insecticide, also known as dichlorodiphenyltrichloroethane, that was introduced in the 1940s and used widely because of its persistence (meaning repeated applications were unnecessary), its low toxicity to mammals and its simplicity and cheapness of manufacture.

中文解释=难以分解的有机氯杀虫剂，化学名称为二氯二苯基三氯乙烷，因其在环境中的持久性、对哺乳动物的低毒性和制造容易、花费低，所以在1940年代被大量使用。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。