ruminate [ˈruməˌnet]

例句:

• Obsessional personalities commonly ruminate excessively about death.
  有强迫症的人通常过多地思考死亡的问题。
  
• It is worth while to ruminate over his remarks.
  他的话值得玩味.
  
• As people grow older, they begin to ruminate on the uncertainty of life.
  随着年龄的增长, 人们开始对生活的变化无常冥思苦想.
  
• Some people ruminate about them and others don't.
  来自SA
• I do not ruminate as described in the article.
  来自SA
• Rafsanjani was left to ruminate on the perils of moderation.
  来自NEWYORKER