nodin.节(难点；错综复杂)nodv.点头；打盹；（使）摆动n.点头；同意nod one's farewell点头告别Nodularia paludosan.沼地节球藻nodular varicosity筋瘤Nodina tricarinatan.三脊球肖叶甲Nodular lymphocyte结节性淋巴细胞nodulous cementite球状渗碳体Nodular dermatitis结节性皮炎nodulation protein结瘤蛋白(质)nodularizing alloy球化剂nodular limestones结核状灰岩