noun 下载 🔗分享 脊椎动物,有脊椎动物 An animal having a backbone. Examples : "Simple Example: "Humans, dogs, and fish are all examples of vertebrates because they have a backbone." " 人类、狗和鱼都是脊椎动物的例子,因为它们都有脊椎骨。 animal biology organism 与AI对话词汇游戏阅读练习