Mapharsen.
1930s; earliest use found in Chemist and Druggist. From m- + a- (in amino-) + p- + h- + ars- + -ide, elements of the systematic name.
英汉双解词典包含464360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。