Their left pulmonary veins opened by way of a vertical vein into the innominate vein and right pulmonary veins opened into the enlarged coronary sinus.是什么意思_Their left pulmonary veins opened by way of a vertical vein into the innominate vein and right pulmonary veins opened into the enlarged coronary sinus.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句