nailn.钉子;指甲;爪vt.钉;抓住;使固定
nail driver骨髓定打入器
nail biting咬指甲癖
nail-plat鹅头针
nail hammern.钉锤
nail violin钉琴
nail matrix甲床
nailed beam钉梁
nail-filen.指甲锉
nail fixing钉固定
nail margin甲缘