He was struggling to perform external rotation of the shoulder.

He couldn't say anything about issues outside of his field of expertise.

He felt like he was on the outside looking in as the discussion progressed in the meeting.

He is a 'gaizen', specializing in studying foreign films.

Your application is not covered.

Working outside the pit is dangerous.

Seigai is my best friend.

Mr. Sotozono is my best friend.

Insects have an exoskeleton, which protects their body.

We are searching for extraterrestrial life.