One part is important.

Amorphous substances have characteristics different from crystals.

The grey matter of the brain is the central part of information processing.

He has psychopathy, making it difficult for him to understand social rules.

I am planning to go to Inner Mongolia, an autonomous region of China, next week.

In Sanskrit phonology, bilabial sounds play an important role.

In Sanskrit phonology, the importance of pharyngeal sounds is emphasized.

In Sanskrit phonology, retroflex sounds play an important role.

In Sanskrit phonology, the concept of triphthong is important.

The balance of intestinal bacteria greatly affects health.