noun🔗Share头节, 头甲 The head of a trilobite."The fossil showed a distinct cephalon, the rounded head shield of an ancient trilobite. "这块化石清晰地显示出古代三叶虫那圆形的头节 (cephalon)，也就是头甲。anatomyanimalbiologypartChat with AIVocabulary GamePractice Reading
