公开概念 · 7e3fcb2d-76bb-4030-8f11-ac9e3e7fea93
心瓣
英语
en
cardiac valve认可
cardiac valves认可
heart valve首选
“flap of tissue that prevent backflow of blood around the heart”
中文（中国）
zh-CN
心瓣首选
en
“flap of tissue that prevent backflow of blood around the heart”
zh-CN