a country impoverished by war的用法和样例：
- This family has been impoverished by war.
- Whatever sent the precious metals out of a country impoverished it.
- Her family was impoverished by a fire.
- A country rent in two by civil war.
- When a country is impoverished by military operations, it is because of the long-distance transportation involved. Transporting supplies over long distances renders the people destitute.