n.有知识者,受过高等教育的人,理论家;书呆子;
例句:
In spite of her love of reading she denied being an egghead.
尽管她爱好阅读,但她不认为自己是个书呆子.
That egghead published a new theory of matter last month.
那位知识分子上个月发表了一个新的物质论.
You are a real egghead!
你真是个书呆子!