My brother is a famous biologist.

I use a tram for commuting every day.

The continental slope is a part of the seafloor topography, connecting the continental shelf and the deep sea floor.

He is a world-renowned ichthyologist.

The SI system is a standard unit system used worldwide.

My uncle is a famous zoologist.

He left Japan last year.

She hugged me gently as if she were my mother.

This painting is a masterpiece from the Renaissance era.

Every morning, I put on my shoes and go to school.