| 单词 | right atrium |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔coronary sinus〕A venous sinus that opens into the right atrium of the heart and serves to drain the coronary veins.冠状窦：开口于右心房的静脉管道，用于输冠状静脉的血入心脏美国传统〔tricuspid valve〕The three-segmented valve of the heart that keeps blood in the right ventricle from flowing back into the right atrium.三尖瓣：心脏的由三部分组成的瓣膜，作用是阻止右心室的血液流回到右心房美国传统〔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〔ventricle〕The chamber on the right side of the heart that receives venous blood from the right atrium and forces it into the pulmonary artery.右心室：位于心脏右侧的心室，从右心房接收静脉血并把血压入肺动脉美国传统 |
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