He experienced his first clinical autopsy when he was a medical student.

He was to perform a clinical autopsy, making use of his medical knowledge.

Ryoken is my best friend.

He is recognized as an authority in that field.

This car has strong traction.

He was pulling the heavy luggage.

This room is a study that can also be used as a bedroom.

This room can serve both as a bedroom and a study room.

During winter, we use kerosene for heating.

This Hidoro is very rare.