valve with two cusps; situated between the left atrium and the left ventricle
双语例句
From the left atrium the blood passes through the bicuspid valve into the left ventricle. 来自左心房的血液通过二尖瓣进入右心室。
Degenerative mitral valve disease is a common cause of congestive heart failure in dogs, especially small, older dogs. 退行性二尖瓣病变是引起犬只充血性心力衰竭的常见病因，尤其是小型犬和老年犬。
