I saw a Pacific swift in the park.

The Pacific swift, known as Amatubame in Japanese, is known for its fast flight.

I ordered a new book on Amazon.

She decided to become a nun.

The history of the Empire of Japan is very interesting.

He solved the problem in a scientific way.

This reaction occurs through a chemical process.

He is good at tactical thinking.

He exercises every day and leads a healthy life.

Fundamental knowledge of mathematics is necessary to solve advanced problems.