He is interested in ichthyological research.

This area is rich in green tuff.

This area is rich in green tuff, forming a distinctive landscape.

As soon as he arrived, he said 'I just got here.'

The Transmission Control Protocol is an important element for ensuring the reliability of data communication.

He roughly carved the wood into shape.

A binary operator is one of the basic concepts in algebra.

The Winter Triangle is a shape that connects the brightest stars in the night sky.

Mahayana Buddhism is a sect of Buddhism that emphasizes compassion and universal salvation.

The Summer Triangle is shining in the night sky.