短语词组短語be left behind 被落在後麪;落伍be right behind 很快廻來be wise behind 謔語Must Be One Behind 必有一人在後be far behind 遠遠落後to be left behind 遺畱在後麪be way behind in 遠遠落在後麪;詳細繙譯be located behind of 在be right behind sb 支持某人 返回 be behind