英语中的A fast talker

「A fast talker」夸夸其谈，说话不靠谱的人

    A person who can talk very quickly and easily, but who cannot always be trusted

    口若悬河，夸夸其谈，喜欢吹牛的人，这样的人可以把话说得天花乱坠，但是给人以不踏实感，人们通常不太信任他们。

    Examples:

    1. The salesman was a real fast talker, and somehow managed to convince me to buy the most expensive model!

    那个推销商真是巧舌如簧，不知怎么的，他说服我买下了 贵的款型。

    2. He is nothing more than a fast talker, I can't persuade myself to trust him.

    那个人只不过是个吹牛大王，我真是没法让自己信任他。