请问洗手间在哪里？

Qǐngwèn xǐshǒujiān zài nǎlǐ?

Excuse me, where is the bathroom?

这个洗手间很干净啊。

Zhège xǐshǒujiān hěn gānjìng a.

This bathroom is very clean.

请问，洗手间在哪里？

Qǐngwèn, xǐshǒujiān zài nǎlǐ?

Excuse me, where is the restroom?