I studied Classical Chinese in university.

He always lives a life appropriate to his lot.

He is living a life appropriate to his status.

He was researching old records at the public records office.

He majored in comparative literature and learned about many cultures.

The Koizumi syntax, often seen on the internet, is becoming a topic of discussion.

Sextans is one of the constellations in the southern sky.

He is playing the character of Bun.

Protein-degrading enzymes play a role in breaking down unnecessary proteins in the body.

This compound has a tetrahedral molecular geometry.