after 主要用于时间或次序.behind 主要用于位置: He decided to leave after lunch. 他决定午饭后离开. Summer comes after spring. 春去夏来. The hospital is behind the post office. 医院在邮局后面. [注]behind 有时也用于时间.表示“迟于 .主要用于behind time这一习语: The train was 20 minutes behind time. 火车晚点 20 分钟. 【查看更多】
