버스

In a sentence

• 나는 아침에 버스를 탔어요.

  I took the bus in the morning.

  Here, '버스' is used as a noun meaning 'bus', referring to a mode of public transportation.

• 이 버스가 시내로 가나요?

  Does this bus go to the downtown?

  In this sentence, '버스' refers to a specific bus, identified as the subject of the question.

• 버스 정류장은 어디에 있나요?

  Where is the bus stop?

  Here, '버스' modifies '정류장', meaning 'bus stop', showing its use in a compound noun.