一道英语益智题,急急急!What has a mouth but never smiles?

一道英语益智题,急急急!What has a mouth but never smiles?
一道英语益智题,急急急!
What has a mouth but never smiles?

一道英语益智题,急急急!What has a mouth but never smiles?
A river...

水缸

猫

portsmouth