小明喜欢在花园里数昆虫。

Xiao Ming likes to count insects in the garden.

小朋友们在公园里比赛数昆虫。

The kids are having a competition to count insects in the park.

我们的生物课要求我们数昆虫的数量。

Our biology class requires us to count insects.

研究人员在森林里数昆虫以了解生态系统。

Researchers count insects in the forest to understand the ecosystem.

她花了一个小时在草地上数昆虫。

She spent an hour on the lawn counting insects.

大多数昆虫在两极地区不存在。

Most insects don't live in polar regions.

她正在数昆虫吗?不，没有。

Iss she counting insects? No, she isn't.

一旦警觉起来，大多数昆虫会静止不动。

Once alarmed, most insects stay put.

为什么大多数昆虫的眼睛有几千个晶体？

Why do most insects have eyes with thousands of lenses?

大多数昆虫紧密气门，防止灰尘进入。

The spiracles of most insects can close to keep things like dust out.