recur
/rɪˈkɜ:(r); rɪ`kə/ v
(-rr-)
1 [I] happen again; happen repeatedly 再发生; 复发
a recurring problem, error, illness 反复出现的问题、 错误、 疾病
The symptoms tend to recur. 这种症状有可能复发.
This theme recurs constantly throughout the opera. 这一主旋律在该歌剧中不断出现.
2 (phr v) recur to sb/sth (fml 文) (of ideas, events, etc) come back into the mind （指想法、 事情等）在头脑中重现
Our first meeting often recurs to me/my mind. 我们初次见面的情形时常浮现於我的脑海.