pest
noun
pest
noun
1
a
small
animal
or
insect
that
destroys
crops
or
food
supplies
〔毁坏庄稼或食物的〕有害小动物; 害虫;
a
chemical
used
in
pest
control
用于防治虫害的一种化学品
2
an
annoying
person,
especially
a
child
[非正式] 令人讨厌的人〔尤指孩子〕
informal