noun🔗Share头足纲动物，头足类。 Any mollusc, of the class Cephalopoda, which includes squid, cuttlefish, octopus, nautiloids etc."At the aquarium, we saw a fascinating cephalopod with eight arms: an octopus. "在水族馆里，我们看到了一种迷人的头足纲动物，它有八条腕足：章鱼。animaloceanbiologynaturefishChat with AIVocabulary GamePractice Reading
