noun 下载 🔗分享 内骨骼,内骨架。 The internal skeleton of an animal, which in vertebrates is composed of bone and cartilage. Examples : "A dog's endoskeleton, made of bones, supports its body and allows it to run and play. " 狗的内骨骼,也就是由骨头构成的骨架,支撑着它的身体,让它能够跑和玩耍。 animal anatomy biology body organism science 与AI对话词汇游戏阅读练习