Ceremonial family occasions are traditional family events in Japan.

He published his own collection of poems.

The battery has run out, so I have to go buy a new one.

Let's start the meeting according to Korea Standard Time.

His words carry importance.

This eigenfunction is one of the fundamental concepts of quantum mechanics.

My brother is a short sleeper, he only sleeps 4 hours every night.

Workers of the world, unite, the time has come to show our strength.

An intercontinental ballistic missile is a weapon with a very large destructive power.

Functional analysis is a branch of mathematics that studies the properties of functions in infinite-dimensional spaces.