fast talker 吹牛大王；巧舌如簧的人；快人快语；天花乱坠

【例句】
My friend is a fast talker.
我的朋友是个吹牛大王。

He has a quick eye. He has an ax to grind. He is a fast talker.
他的眼睛很锐利。他另有企图。他是个吹牛大王。