He specializes in internal medicine.

The internal revenue of the country has been steadily increasing over the years.

The internal revenue of the country has been steadily increasing over the years.

Maintaining internal order is crucial for the success of any organization.

Our company has a strong team of internal resources.

International relations play a crucial role in maintaining global peace and stability.

The Internal Revenue Service is responsible for collecting taxes in the United States.

The internal combustion engine revolutionized transportation.

The International Date Line marks the boundary where each calendar day begins.

The internal affairs division is responsible for conducting audits within the organization.