항공

In a sentence

• 이 항공은 국제선과 국내선을 운영합니다.

  This airline operates both international and domestic flights.

  Here, '항공' is used to refer to an airline company or the aviation industry in general.

• 항공 기술은 현재 매우 발전하고 있습니다.

  Aviation technology is currently progressing rapidly.

  In this sentence, '항공' refers to aviation, emphasizing its technological and scientific aspects.

• 서울에서 부산까지 항공편을 예약했습니다.

  I booked a flight ticket from Seoul to Busan.

  Here, '항공' is part of '항공편', which refers to a specific flight or air route.