He is good at keeping balance on a horse's saddle.

He is spending a lot of time on experimental research.

The Calopteryx cornelia is a species endemic to Japan, and it has beautiful wings.

He understands the meaning of the proverb 'Teaching is half learning', which means that teaching leads to one's own learning.

He is always cheerful and believes in the proverb 'Fortune comes in by a merry gate.'

The Golden Gate Bridge is one of the iconic structures in America.

I saw the sunset at Kinmen Bay.

The doctor examined my perineum.

I am majoring in microbiology at university.

He is very interested in paleontology.