Astronomers are studying the movement of the celestial sphere.

I look forward to playing casual amateur baseball with my friends on weekends.

I use plain flour to make bread.

He proposed a new theory about quantum mechanics.

Thanks to his serendipity, we were able to find a new business opportunity.

Intermolecular forces are an important factor in determining the properties of a substance.

Katoriki is a rare name, isn't it?

He bought nine apples.

He sucked the juice with a straw.

He smelled the scent of the flowers.