He passed away quietly.

He feels dizzy when he stands up suddenly due to orthostatic hypotension.

Astrobiology is a very interesting field of study.

He continued his journey to the west.

General relativity is a theory of physics proposed by Einstein.

He is a world-renowned biologist.

We conducted a spectral analysis to investigate the spectral characteristics of this substance.

Mr. Masuda swims in the pool every day.

She is good at making artificial flowers.

I made a small robot with my new 3D printer.