If you say that someone is eccentric, you mean that they behave in a strange way, and have habits or opinions that are different from those of most people.
例句
He is an eccentric character who likes wearing a beret and dark glasses.他人很怪，喜歡戴貝雷帽和墨鏡。...Mr Thomas, a businessman with eccentric views.托馬斯先生，一個想法怪異的商人