troch·le·ar /-ɚ/
  (a.)滑車的
  troch·le·ar /-ɚ/ 形容詞
  滑車的,滑車神經的,滑輪狀的
  Troch·le·ar n.  Anat. Shaped like, or resembling, a pulley; pertaining to, or connected with, a trochlea; as, a trochlear articular surface; the trochlear muscle of the eye.
  Trochlear nerve. See Pathetic nerve, under Pathetic.
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  trochlear
       n : either of the two cranial nerves on either side that control
           the superior oblique muscles of the eyes [syn: trochlear
           nerve, trochlearis, fourth cranial nerve]