The global economic crisis had a serious impact on the economies of many countries.

This company has world-leading technological capabilities.

I went on a trip by Sekifune.

Sexual harassment is an absolutely unacceptable act.

We dream of a day when all people can enjoy world peace.

We all wish for world peace.

A special event was held to celebrate his 100th birthday anniversary.

The ecosystem of this lake is very fragile.

A regular polyhedron is a polyhedron where all faces are the same shape.

The opinion of society can sometimes be harsh.