recur

动词 recur:

1. happen or occur again
   同义词：repeat
2. return in thought or speech to something
   同义词：go back
3. have recourse to
   同义词：fall back, resort

1. The recurring decimal 3.999 ... is also described as 3.9 recurring.
   循环小数｀3.999 ... ＇亦作｀3.9循环＇.
2. His fever recurred.
   他的感冒又复发了。
3. My first meeting with her often recurs to my memory.
   我与她的第一次会面的情景经常出现在我的记忆中。

re.cur

v.intr.（不及物动词）
re.curred,re.cur.ring,re.curs
To happen, come up, or show up again or repeatedly.See Synonyms at return
再发生：重新或反复地发生、产生或出现参见 return
To return to one`s attention or memory.
重新：重新引起注意或浮上心头
To return in thought or discourse.
反复涉及，提及：在思考或谈话时回想或回述
To have recourse:
诉诸：具有手段办法：
例句：
recur to the use of force.
诉诸武力

来源：
Latin recurrere
拉丁语 recurrere
re- [re-]
re- [前缀re-]
currere [to run] * see kers-
currere [奔跑] *参见 kers-

【引伸】
recur.rence
n.（名词）