cuttlefish
noun [ C ] uk/ˈkʌt.əl.fɪʃ/ us/ˈkʌt̬.əl.fɪʃ/ cuttlefish or cuttlefishes
乌贼，墨鱼，墨斗鱼
a sea creature with eight arms and two tentacles that has a wide, flat shell inside its body and lives in waters near the coast and near the bottom of the sea