“主动脉”的拼音为：zhǔ dòng mài...

腹主动脉一般比胸主动脉小.The abdominal aorta is normally smaller than the thoracic aorta.血从大腿的主动脉涌出.Blood poured from the main artery of the thigh.主动脉瓣闭锁不全时脉搏压变宽.The arterial pulse pressure in aortic insufficiency is widened....

“主动脉”的英语可以翻译为：[生理] aorta ...