假充内行 meaning in English

pass oneself off as an expert (in a specialized field without really being a knowledgeable worker in that area); pretend to be an expert

He was a fool to attempt to make a pretence that way
他像那样假充内行简直是个傻瓜。
She ' s just a pseud ; she knows nothing about art really
她不过是假充内行罢了,实际上对艺术一窍不通
She claims to know all about computers but really she ' s a sham
她自称精通计算机，其实她是假充内行。
She claims to know all about computers but really she ' s a sham
她自称精通计算机，其实她是假充内行。
You ' re such a snob
你总是爱假充内行