Gender roles are an important element in defining individual behavior in society.

His role is to fulfill his responsibilities as a leader.

We should support each other to overcome difficult times.

He won a gold medal in the giant slalom skiing.

He entered the building through the revolving door.

He pushed the revolving door and entered the building.

I'm thinking of having kaiten sushi for dinner today.

A new merry-go-round was installed in the park.

This graph includes the X-axis, Y-axis, and Z-axis.

The design of this wheel and axle is very unique.