a poor little waif的用法和样例：
- It's a poor little place. My relations despise it.
- Why would a poor little faun like me lie to you?
- She tries to win sympathy by coming a poor little girl over people.
- She was lying in a bed in a poor little room, bare and comfortless.
- You mean a poor little teensy-weensy, itsy-bitsy defenseless bird? -Yes!