I arranged to meet him at dusk.

The honey badger is a very strong creature, said to know no fear.

The population density of this area is very high.

I owe him a great obligation.

This audio is very clear.

The greenhouse effect is causing the earth's temperature to rise.

An affricate refers to a specific type of sound in phonetics.

A labial sound is a sound that is pronounced using the lips.

Plosive sounds play an important role in linguistics.

His English pronunciation is very natural.