Momoka is my best friend.

In physics, time and space are closely related.

This experiment is conducted in a vacuum.

The aerial bombing destroyed most of the city.

They bombed the enemy's city from the air.

We send important goods by air transport.

There are still vacant seats on this train.

We decided to transport the important cargo by air.

I found fresh mulberries in the mulberry field.

I want to learn ikebana at the Tachibana school.