Peculiar in manner or character; erratic.

举止、性情怪异的；古怪的。

Out of center.

离心的。

Not having the same center.

不同圆心的。

Not perfectly circular.

非正圆形的。

Eccentric person.

怪人。

A circular disk mounted on an axis out of center, in such a way that the circular motion of the disk is changed to back-and-forth motion in an attached shaft.

偏心轮。

A circle as another circle.

非同心圆。