in·ter·brain /ˈɪntɝˌbren/ 名詞
  間腦,丘腦
  In·ter·brain n. Anat. See Thalamencephalon.
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  interbrain
       n : the posterior division of the forebrain; connects the
           cerebral hemispheres with the mesencephalon [syn: diencephalon,
            betweenbrain, thalmencephalon]