Nalorphine dinicotinate (Nimelan), or N-allylnormorphine dinicotinate, also known as niconalorphine, is a semisynthetic, mixed opioid agonist-antagonist used as a narcotic antagonist.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。