Let's take a little break.

He vomited blood (ちへど), and was immediately taken to the hospital.

He conducted research using an encyclopedia.

I commute to school by bicycle every day.

I bought a new Japanese-Japanese dictionary.

This town has well-maintained bicycle lanes, making cycling enjoyable.

He used a thesaurus to find suitable words for writing his essay.

He is an expert in geophysics.

He believes in the geocentric theory.

A terrestrial planet may have an environment similar to Earth.