害虫 (hài chóng): injurious insect; pest

The farmers are spraying pesticide in the fields to eliminate the pests that are eating the crops.

Many pests, such as cockroaches and ants, are hiding in the corners of the kitchen; they must be cleaned up as soon as possible.

This plant emits a special odor that can drive away pests and protect itself from harm.

Due to the long drought, pests in the orchard multiplied in large numbers, and the fruit farmers had to increase the frequency of pest control.