We welcome you to our city和You are welcome to our city.的用法区别和不同处

意思是一样的,主要的区别就是在前面那句中的Welcome是个动词,而后面那句中是个形容词.
welcome
n.
欢迎
词性变化
int.
欢迎
Welcome to China
欢迎到中国来
Welcome back
欢迎你回来
vt.
-comed,-coming
迎接；欢迎
My aunt welcomed me.
我姑姑迎接了我.
采纳（意见等）
They welcomed the idea with little interest.
他们很冷淡地采纳了那个主意.
adj.
受欢迎的；会被
a welcome suggestion
可能被采纳的建议
You are always welcome in my home.
你在我家总是受欢迎的.
随便…吧
You're welcome to try,but you won't succeed.
你要试就试试吧,不过你是不会成功的.
习惯用语
You're welcome 不客气
‘Thank you!’ ‘You're welcome.’
“ ”“不客气.”
make (sb.) welcome 接待；款待