柯林斯词典concha /ˈkɒŋkə/ 1. N any bodily organ or part resembling a shell in shape, such as the external ear 贝壳状器官; 如外耳 返回 concha剑桥词典the part of the ear on the outside of the head 外耳 any structure in the body that is shaped like a shell 甲（身体内形似甲壳的结构或部位） 返回 concha