scenery指风景时是不可数名词;指舞台的相关东西时是可数名词。

例句:

What beautiful scenery!

真是风景如画!

We all enjoy mountain scenery.

我们都喜欢山景。

Each year,we spend our vacation in the mountains and enjoy the scenery.

我们每年到山区渡假,并欣赏那里的风景。