When to use express bus in Korean
Korean: 고속버스[ go-sok-beo-seu ]

When to use it
An express bus (고속버스) is a bus that travels between cities and usually goes on highways. People use it for longer trips because it is faster than a regular city bus. You can buy a ticket, get on at a bus terminal, and ride to another city.
Example sentences
우리는 부산까지 고속버스를 탔어요.
We took an express bus to Busan.
고속버스 표를 어디에서 사요?
Where do I buy an express bus ticket?
아침에 고속버스가 출발해요.
The express bus leaves in the morning.
엄마는 고속버스로 서울에 가요.
My mom goes to Seoul by express bus.
고속버스 안에서 물을 마셨어요.
I drank water on the express bus.
학교 앞에서 친구와 고속버스를 기다려요.
I wait for the express bus with my friend in front of the school.