鳃裂
1. 鳃裂：branchial chamber 鳃室 | branchial cleft 鳃裂 | branchial filament 鳃丝
2. 鳃裂囊肿：branchial arch 鳃弓 | branchial cleft 鳃裂囊肿 | branchial cyst 鳃裂囊肿
noun
1. one of a series of slit openings in the pharynxes of fishes and aquatic amphibians through which water passes
Synonym: gill slit gill cleft