1. 怀旧用英文这么写
reminiscenceThe act or process of recollecting past experiences or events. 缅怀往事:缅怀过去的经历或事件的动作或者过程 An experience or event recollected.See Synonyms at memory 所忆往事:回忆起来的经历或事件参见 memory Often reminiscences A narration of past experiences. 常作reminiscences 过去的经历的叙述 An event that brings to mind a similar, former event. 使回忆起相似的以前的事件的事件记得采纳啊。