| 释义 |
vena cava
[ˌvi:.nə'keɪ.və] noun countable (plural venae cavae) specialized
■one of the two very large veins through which blood returns to the heart, one from the upper body and head and one from all of the body below the chest 腔静脉（血液回流到心脏的两条静脉之一，其中一条将血液由上身和头部送回心脏，另一条将血液由胸以下的身体部位送回心脏）•The superior (= upper) and inferior (= lower) venae cavae collect blood that has circulated around the body.上腔静脉和下腔静脉汇集环绕人体流动的血液。 |