discussion可數嗎?

The discussion focused on three main problems.

討論集中在三個主要問題上。

I tried to lead the discussion back to the main issue.

我試圖把討論引回到主要問題上。

There was discussion about the fire and its likely cause.

對那場火災及其可能的.起因進行了討論。

They finally settled down to a discussion of the main issues.

他們終於開始討論一些主要問題了。

The article served as a useful starting point for our discussion.

這篇文章成了我們展開討論的良好起點。