I plan to visit China next month.

He wrote a poem using the four treasures of the study.

An arc discharge occurs when electricity passes through the air.

Trigonometry is a branch of mathematics that studies the relationship between angles and triangles.

We like to watch satellite broadcasting at home.

Phoenix is one of the constellations in the southern hemisphere.

When he opened the supernatural box, an astonishing power was released.

You can use spectroscopy to examine the components of a substance.

I will take a plane departing from New Tokyo International Airport.

When you cross the International Date Line, the date changes by one day.