兒童英語故事30字帶翻譯-時刻表

Passenger: What’s the use of having a train schedule if the trains are always late?
    旅客：火車總是晚點，要列車時刻表還有什么用？
    Railroad driver: Well, how would we know they were late, if we didn’t have a schedule?
    鐵路司機：如果沒有時刻表，怎么能知道晚點呢？