avid

As an avid reader, she often finishes two or three long novels every week.

(Chinese) 作为一个酷爱阅读的人，她经常每周读完两三本长篇小说。

He is an avid collector of vintage stamps and travels worldwide to find rare ones.

(Chinese) 他是一名狂热的邮票收藏家，为了寻找稀有邮票而周游世界。