insect

n. 昆虫

A locust is a kind of destructive insect.

蝗虫是一种害虫。

Most of us would draw the line somewhere, like the man who said he'd try anything once except insect and folk dancing.

就像那个说他除了昆虫和民间舞蹈啥都想试试的人一样，我们大多数人心里都有个人界线，知道该在哪儿收手。