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A cow ruminates its food .

牛反刍它的食物.

A celebrated russian photographer ruminates on results from the world 's top press photography contest .

一位著名的俄罗斯摄影师在深思世界新闻摄影比赛结果。

Dr. roese notes that regret can be damaging to mental health when a person fixates or ruminates on the missed opportunity .

罗斯博士注意到，当一个人对已经错过的机会念念不忘或反复思考时，由此产生的遗憾会损害到精神健康。

• Meanwhile , over at the new york times , jenna wortham ruminates about how social media induces feelings of " missing out . "

•与此同时，詹娜•沃斯姆在《纽约时报》（TheNewYorkTimes）上撰文，反思社交媒体是如何让我们感觉“错过了什么”。