invaluable asset造句

He is an invaluable asset to the firm.

Lucid waters and lush mountains are invaluable assets. Heilongjiang's world of ice and snow are also invaluable assets.

The Greek civilization has left invaluable assets to humanity: the magnificent Palace of Knossos, the spectacular ruins of Mycenae and the imposing Acropolis of Athens, to name but a few.

In sum, the above-mentioned fine traditions are important reflections of the Asian spirit. They are the invaluable assets of the Asian people and should be cherished and carried forward.