This electric motor is using three-phase power.

Shinzo is my best friend.

Next week, we will hold the third anniversary of my grandmother's death.

Their vocal trio captivated the audience.

I think this fossil is from a trilobite.

He is studying the concept of the 'three talents' in ancient China.

Mr. Mitoma is my best friend.

If the balance of the triple burner is disrupted, you may feel unwell.

He was deeply immersed in the study of the Tripitaka.

He made a model of a triangular pyramid.