be rich in; abound in
カナダは木材に富む。
Canada is rich in timber.
その地方は天然資源に富む。
That region is rich in natural resources.
天然資源に富む国は世界にたくさんはない。
There aren't many countries in the world that are rich in natural resources.
彼の講演はユーモアに富むものだったので聴衆は喜んだ。
The audience enjoyed his lecture because it was full of humor.