perionychium 的定义
plural per·i·o·nych·i·a [per-ee-oh-nik-ee-uh]. /ˌpɛr i oʊˈnɪk i ə/. Anatomy.
- the epidermis surrounding the base and sides of a fingernail or toenail.
📖毕业后词汇周围环境周岁周边环境周岁的人
plural per·i·o·nych·i·a [per-ee-oh-nik-ee-uh]. /ˌpɛr i oʊˈnɪk i ə/. Anatomy.