| 单词 | vena cava |
| 释义 | vena cavavena cava /ˌvinə ˈkeɪvə/ noun [countable] science, biology one of two large tubes that carry blood back to your heart from different parts of your body: the superior vena cava (=tube that returns blood to the heart from the head and the upper part of the body)the inferior vena cava (=tube that returns blood to the heart from the lower part of the body) |
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