肺动脉

[ noun ]
one of two arteries (branches of the pulmonary trunk) that carry venous blood from the heart to the lungs
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Pulmonary \Pul"mo*na*ry\, a. [L. pulmonarius, from pulmo, -onis,
a lung; of uncertain origin, perh. named from its lightness,
and akin to E. float: cf. F. pulmonaire. Cf. {Pneumonia}.]
Of or pertaining to the lungs; affecting the lungs; pulmonic.

{Pulmonary artery}. See the Note under {Artery}.