词汇 | exoskeleton |
释义 | exoskeleton noun [ C ] specialized uk/ˌek.səʊˈskel.ɪ.tən/ us/ˌek.soʊˈskel.ət̬ən/ biology 外骨骼(昆虫和甲壳纲动物裸露在身体表面的用于支撑和保护身体的骨骼) a hard outer layer that covers, supports, and protects the body of an invertebrate animal (= one without a line of bones in its back) such as an insect or crustacean The white shells found on shore are exoskeletons of dead animals. Crayfish sometimes consume their old exoskeleton after it has moulted. Compare: endoskeleton
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