opercle /'әupәkl/ 📖 中文释义 盖, 孔盖 🔗 释义中的汉语词 孔盖 📘 English Definition(英文释义) n. Any one of the bony plates which support the gill coversof fishes; an opercular bone.n. An operculum. ← operatta O 字母词表 opercula →