spouter

My uncle is a spouter; he never lets anyone else finish a sentence during dinner.

我叔叔是个夸夸其谈的人；他说起话来从不让别人把一句话说完。

The call-in show host told the guest not to be a spouter and to get straight to the point.

热线节目主持人告诉嘉宾不要夸夸其谈，要直接说重点。

In the meeting, the spouters made it hard for the team to get any real work done.

在会议上，那些夸夸其谈的人让团队很难真正做成任何事。