heaven (only) knowsa. used to emphasize that you do not know something天晓得，谁知道:•He won't tell me what he thinks. Heaven knows why.他不告诉我他怎么想，谁知道是为什么。b. used to emphasize what you are saying确实，的确，无疑〔用以加强语气〕:•Sue can't take a holiday yet, though heaven knows she needs a rest.休还不能休假，虽然她的确需要休息一下了。 |