Naill奈尔nailn.钉子；指甲；爪vt.钉；抓住；使固定nail bearing针形轴承nail patella甲髌, 指甲膝盖nail pulling拔钉nail cuticle甲小皮nailing mold加钉型nailing sill地板梁,补助梁nail-plate钉板(股骨颈骨折时固定用)nailing wall土钉墙nail nippers起钉钳nail catcher钉扣器