ru·mi·nate /ˈruməˌnet/
  (vt.)(vi.)反芻,沈思
  ru·mi·nate /ˈruməˌnet/ 不及物動詞
  反芻,嚼爛狀的
  Ru·mi·nate v. i. [imp. & p. p. Ruminated p. pr. & vb. n. Ruminating.]
  1. To chew the cud; to chew again what has been slightly chewed and swallowed. “Cattle free to ruminate.”
  2. Fig.: To think again and again; to muse; to meditate;  to ponder; to reflect.
     Apart from the hope of the gospel, who is there that ruminates on the felicity of heaven?   --I. Taylor.
  Ru·mi·nate v. t.
  1. To chew over again.
  2. Fig.: To meditate or ponder over; to muse on.
     Mad with desire, she ruminates her sin.   --Dryden.
  What I know
  Is ruminated, plotted, and set down.   --Shak.
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  Ru·mi·nate Ru·mi·na·ted, a. Bot. Having a hard albumen penetrated by irregular channels filled with softer matter, as the nutmeg and the seeds of the North American papaw.
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  ruminate
       v 1: chew the cuds; "cows ruminate"
       2: reflect deeply on a subject; "I mulled over the events of
          the afternoon"; "philosophers have speculated on the
          question of God for thousands of years"; "The scientist
          must stop to observe and start to excogitate" [syn: chew
          over, think over, meditate, ponder, excogitate, contemplate,
           muse, reflect, mull, mull over, speculate]