bul·bar /ˈbəlbɚ, ˌbɑr/ 形容詞
  延髓的,球的
  Bulb·ar a. Of or pertaining to bulb; especially, in medicine, pertaining to the bulb of the spinal cord, or medulla oblongata; as, bulbar paralysis.
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  bulbar
       adj : involving the medulla oblongata; "bulbar paralysis"