recur

recurrecurD.J.:[riˈkə:]K.K.:[rɪˈkɚ]vi.1.■再发生; 复发Economic crises recur periodically.经济危机周期性地发生。

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recur[ri'kə:]vi.1.■(往事等)再现，重新出现：If the swelling should recur, please take this medicine immediately.如果再出现肿胀症状，请立即服用这种药品。2.■再次发生；复发：This kind of problem is likely to recur.这类问题可能还会发生。3.■重新提起；重新想起：The thought of going travelling abroad has often recurred to her mind.出国旅游的念头屡屡在她的脑子里想起。4.■借助于，诉诸；采取(常与to连用)：We have to recur to arms for guarding our national dignity.为了捍卫国家的尊严，我们不得不诉诸武力。5.■(谈话时)回到…话题：Let us recur to the problem discussed last night.让我们再谈谈昨晚讨论的问题吧。6.■【数学】递归，循环近义词return变形vi.recurredrecurring

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recurrecur[riˈkə:]vi.(recurred; recurring)1.■(问题、困难等)再发生; (疾病等)复发; 重现; 翻来覆去2.■回想; 重新提起(to); 再回到3.■【数】递归, 循环Leap year recurs every four years.每四年闰年一次。Old memories constantly recurred to him.往事经常浮现在他的脑海里。