mindmap root((返回)) return may imply a going back to a starting place or source or to a former or proper place or condition: ~ed home to an enthusiastic welcome. revert is likely to imply a going back to a former, often a lower, condition: ~ed to an earlier, less civilized state; but it can also apply to a returning after interruption: after careful consideration he ~ed to his first decision. recur implies a return, often repeated returns, of something that has happened or been experienced before: suffered from ~ring headaches. 不断的头痛 recrudesce implies a returning to life or activity especially of something that has been suppressed or kept under control: after an initial subsidence, the epidemic ~d with renewed vigor.