| 单词 | 腔静脉 |
| 例句 | 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〔precava〕The superior vena cava.前腔静脉美国传统〔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〔vena cava〕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。剑桥高阶 |
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