airtel

Airtel is an outdated data communication process used internally within the FBI in addition to Teletype and facsimile. It indicates a letter that must be typed and mailed on the same day.

1. Airtel has launched a new plan that offers unlimited data for a low monthly fee.
   Airtel推出了一项新计划，以低月费提供无限流量。
2. Many customers prefer Airtel because of its reliable network coverage.
   许多客户更喜欢Airtel，因为它的网络覆盖可靠。