pulmonary artery 名詞
  肺動脈
  Pul·mo·na·ry a.  Of or pertaining to the lungs; affecting the lungs; pulmonic.
  Pulmonary artery. See the Note under Artery.
  pulmonary artery
       n : one of two arteries (branches of the pulmonary trunk) that
           carry venous blood from the heart to the lungs [syn: arteria
           pulmonalis]