Electrification in Japan is progressing rapidly.

This town is scheduled to be fully electrified by next year.

He is focused on his work.

I will work at home today.

He is a successful industrialist who has started many companies.

He showed bravery just like a strongly brave general.

There are many young fish swimming in this river.

A positron is a particle that carries a charge opposite to that of an electron.

A salt pan is an important facility for making salt from seawater.

This annual fish matures within less than a year of being born.