noun 다운로드 🔗공유 갑오징어 Any of various squid-like cephalopods (marine mollusks) of the order Sepiida that have eight arms, two retractable tentacles, and a calcareous internal shell, and can eject a dark ink when threatened Examples : "The diver photographed a cuttlefish changing its color to blend in with the coral reef. " 다이버는 산호초와 섞이기 위해 색깔을 바꾸는 갑오징어를 사진 찍었다. animal fish ocean biology AI와 채팅어휘 게임독해 연습