an extended communication (often interactive) dealing with some particular topic
同义词：treatment, discourse
an exchange of views on some topic
同义词：give-and-take, word
discussion例句
The whole discussion pivots on this one point.
整个讨论内容均以此为中心。
In their discussion, I was in favor of Mr. Li.
在他们的争论中，我支持李先生。
I was not privy to the discussion, so I cannot tell you what was decided.
我并不了解讨论的情况，所以无法告诉你做了什么决定。
He joined us in the discussion yesterday.
他昨天参加了我们的讨论。
Their case is now under discussion.
他们的案件现在正在讨论中。
When will the matter come up for discussion?
这件事什么时候提出来讨论？
discussion详细解释
dis.cus.sion
n.（名词） Consideration of a subject by a group; an earnest conversation. 讨论；谈论：由一群人来谈论一个主题；认真的谈话 A formal discourse on a topic; an exposition. 论述，详述：对一个主题正式的详谈；阐述
