1. 长期以来2. 好久3. 许久4. 久久5. 早已例句Some stay for a long time.有人呆得久些。 I do not see you for a long time.我好久没见到你了。 He has been grappling with the problem for a long time.他长期以来一直努力解决该问题。 Critics have praised alexandra to be an ideal woman for a long time.长久以来,亚历山德拉被评论界公认为是一位完美的女性。 I haudio-videoen't seen you for a long time.我许久没见到你了。