您
means "you" in formal situations. The informal versions are
你 for males and
妳 for females.
您
是
黃
教授
嗎
？
Nín shì huáng jiàoshòu ma?
Are you Professor Huang?
不好意思
，
打擾
您
了
。
Bùhǎoyìsi， dǎrǎo nín le.
Excuse me for disturbing you.
Like all pronouns,
們
will make it plural.
您們
means "you (formal-plural)".
您們
教
了
我
很多
東西
。
Nínmen jiāo le wǒ hěnduō dōngxi.
You taught me a lot.
謝謝
您們
！
Xièxie nínmen!
Thank you so much!