고속도로: 고속 도로 [高速道路] a superhighway; an expressway; an express highway; a speedway; a freeway; a motorway. 경부 ~ the Kyung-bu[Seoul-Pusan] Expressway. 4차선 ~ a 4-lane expressway. ~ 교차점 an intersection / an
무료 고속도로: highway; state highway; autoroute; motorway; throughway; turnpike; superhighway; thruway; freeway; expressway
예문
Incheon and Gimpo are linked to Seoul by highways, and to each other by the Incheon International Airport Railroad , which is also linked to Incheon line #1. 서울 도심에서 인천국제공항 까지는 약 1시간 정도가 소요되며, 인천국제공항철도 또는 인천국제공항고속도로 를 이용하여 접근할 수 있다. 공항철도