noun 下载 🔗分享 节肢动物, 节肢类动物 An invertebrate animal of the phylum Arthropoda, characterized by a chitinous exoskeleton and multiple jointed appendages Examples : "Example Sentence: "Insects, spiders, and crabs are all examples of arthropods, which means they have an external skeleton and jointed legs." " 昆虫、蜘蛛和螃蟹都是节肢动物的例子,也就是说它们都长有外骨骼和带关节的腿。 animal biology insect organism nature science 与AI对话词汇游戏阅读练习