Binary operation is one of the basic concepts in algebra.

Silicon dioxide is a major component of glass and ceramics.

He participated in many intercultural activities to overcome his xenophobia.

His xenophobic attitude lacks understanding towards a multicultural society.

My guarantor is my father.

I am a merchant from the Edo period.

This new app is suitable for everyone and their mother, and anyone can use it easily.

This new game is made for everyone.

This history book contains detailed descriptions about the 'Futei Senjin' (historical term).