1The company has invested heavily in renewable energy sources, which are considered inexhaustible and environmentally friendly.
2Is the ocean's capacity to produce oxygen inexhaustible, or can it be depleted over time?
3The artist's imagination was inexhaustible, and she continued to produce innovative works throughout her long career.
4Try to tap into your inexhaustible inner resources of creativity and resilience to overcome this challenging situation.
5Some scientists believe that the universe's energy is inexhaustible, while others argue that it is finite and will eventually run out.