さいのう
鰓嚢
gill sac; branchial sac; branchial pouch; inner branchial groove; pharyngeal pouch
N3Noun
Noun
gill sac•branchial sac•branchial pouch•inner branchial groove•pharyngeal pouch
gill sac; branchial sac; branchial pouch; inner branchial groove; pharyngeal pouch