| 单词 | sinoatrial |
| 释义 | Word Frequency sinoatrial(ˌsaɪnəʊˈeɪtrɪəl) adjective relating to specific tissue in the wall of the right atrium of the heart that acts as a pacemaker the sinoatrial node |
| 随便看 |
英语词典包含233703条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。