branch of sinuatrial node是什么意思，branch of sinuatrial node的翻译，branch of sinuatrial node音标、读音、用法和例句

Warning: file_put_contents(): Only 0 of 4774 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/62383.com/index.php on line 55
branch of sinuatrial node是什么意思，branch of sinuatrial node的翻译，branch of sinuatrial node音标、读音、用法和例句_流逝汉英词典

branch of sinuatrial node

基本解释

专业释义

毉葯科學