carpool lane
US /ˈkɑːr.puːl ˌleɪn/
UK /ˈkɑːr.puːl ˌleɪn/

1.
카풀 차선, 다인승 차량 전용 차선
a lane on a highway reserved for vehicles carrying a specified minimum number of passengers, typically two or more, to encourage carpooling and reduce traffic congestion
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During rush hour, the carpool lane moves much faster.
러시아워에는 카풀 차선이 훨씬 빠르게 움직인다.
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You need at least two people to use the carpool lane.
카풀 차선을 이용하려면 최소 두 명이 필요해.