behind schedulelater or slower than planned or expected 比计划（预料）要晚（慢） * The train was in an hour behind schedule. 火车误点一小时到达。 * They are behind schedule in building the library. 他们建造这座图书馆的进度比预定的要慢。behind schedule落后于预定计划;落后于预定时间：Our production progress is behind schedule，we must try hard to catch up. 我们的生产进度落后于预定计划，我们必须迎头赶上。 |