Chemicals are used to keep the insects down.

化学药品用于阻止昆虫滋生。

Some people exterminate garden insects by spraying poison on the plants.

有些人在植物上喷撒毒剂以杀死花园内的昆虫。

You can catch these insects by tempting them to fly into a trap.

你可以引诱这些昆虫飞罗网从而捉住。

Discovery of subspecies toxic to dipteran and coleopteran insects in 1977 and 1983, respectively.

1977以前只发现13个亚种，而且这些亚种都只对鳞翅目害虫有效。

These insects are very difficult to eradicate.

这些昆虫很难根除。

You put the insect in a matchbox.

你把这个虫子放火柴盒里。

It is difficult to get rid of insects.

除掉虫子可不容易。

For heart disease edema, dry mouth Fanke, Fasciolopsiasis insects.

用于心脏病水肿，口干烦渴，姜片虫。

I can’t rationalise my absurd fear of insects.

我怕昆虫,毫无道理,不能合理地。

He put the insect on the palm of his hand.

把虫子放在的手掌心。

At the first cold of autumn, many insects go into hibernation.

入秋第一阵寒潮刚到，许多昆虫就入了冬眠。

Some communicable diseases are transmitted only through the agency of insects.

某些传染病只通过昆虫来传播。

Defensin is a widely existed antimicrobial peptide in plants, insects and mammals.

防御素是一种广泛存在于动植物界的抗菌多肽。

Some communicable diseases are transmitted only through the agency of vermin or insects.

某些传染病只通过害虫和昆虫来传播。

Generally, the FD treatment has decreased the densities of natural enemies and saprophagous insects .

覆膜旱作田天敌及腐食者密度低于灌溉田。

A spider spins a web in which it catches insects and bugs for its food.

蜘蛛结网, 用于捕捉各种昆虫。

Dengue, filariasis, leishmaniasis, onchocerciasis, and American trypanosomiasis (Chagas disease) are other diseases carried by insects.

牛锥虫病在埃塞俄比亚是一种流行广泛、危害严重的疾病。

Some insects have a natural camouflage which hides them from the attack of their enemies.

有些昆虫有一种天然的保护色可以防止敌人的袭击。

The ant is a social insect.

蚂蚁是一种群居昆虫。

Cyanide is used to kill insects.

氰化物可用来杀害虫。