| 单词 | 大静脉 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔postcava〕A large vein that returns blood to the heart from the lower half of the body; the inferior vena cava.（畜类的）后腔静脉：将血液从下半身送回心脏的大静脉；低级腔静脉美国传统〔vena cava〕Either of two large veins that drain blood from the upper body and from the lower body and empty into the right atrium of the heart.腔静脉：把血从身体的上部和下部抽光然后流入心脏的右心房的两支大静脉之一美国传统〔venule〕A small vein, especially one joining capillaries to larger veins.小静脉：细小的静脉，尤指连接毛细管和大静脉的小静脉美国传统 |
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