This insecticide has no effect on cockroaches.

这种杀虫剂对蟑螂无效。

Insecticide also has certain harm to human body.

杀虫剂对人体也是有一定伤害的。

Insecticides are commonly used in agriculture, medicine, industry, etc.

杀虫剂经常用于农业、医药、工业等。

Spray the plants with insecticide.

给植物喷洒杀虫剂

The pad is impregnated with insecticide.

垫子上满是杀虫剂。

About 70% of the cocoa acreage is treated with insecticide.

大约70%的可可豆种植区都用杀虫剂处理过。

Indoors, you put a white sheet on the ground, spray some insecticide on walls and ceilings, and the mosquitoes fall on your feet one by one.

在室内，你在地上放一个白床单，然后在天花板和墙上喷上一些杀虫剂，蚊子就一个一个地掉在你的脚边。

The insecticide used on some weeds can cause health problems.

喷洒在野草上的杀虫剂会引发各种健康问题。

The other insecticide is ibuprofen, thiamethoxam, fipronil, thiacloprid, dinotefuran, and the like.

另一种杀虫剂是布洛芬，噻虫嗪，氟虫腈，噻虫啉，地诺呋喃等。