英语释义
1. a horny band or ribbon in mollusks other than bivalves that bears minute chitinous teeth on its dorsal surface and scrapes or tears off food and draws it into the mouth
2. a horny band or ribbon in mollusks other than bivalves that bears minute teeth on its dorsal surface and tears up food and draws it into the mouth and that in some members of the gastropod genus Conus is used to inflict a poisonous and sometimes fatal bite