conversation 
英 [ˌkɒnvəˈseɪʃən]  美 [ˌkɑnvərˈseɪʃən] 
n. 谈话；社交；人机对话

例句：
Roger and I had a conversation about fishing. 

罗杰同我聊了聊钓鱼的事情。

I waited for her to finish a telephone conversation. 

我等着她打完电话。

He's a talkative guy, and I struck up a conversation with him. 

他是个健谈的人，于是我跟他攀谈起来。

He made no attempt to engage them in conversation. 

他没有试图与他们交谈。

They were soon deep in conversation. 

他们很快就热聊起来。