英语词汇orphan drug怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	orphan drug
释义	orphan drug 孤儿药，罕用药(一种因用途有限无利可图而未开发或营销的药品)
随便看	knee-slappers knee-slapping knee-slapping knee spavin knee-sprung knees-up knees-ups knee swell kneesy knee-trembler knell knelled knelling knells knelt Knesset knessets knew knew apart knew from knew of knicker Knickerbocker knickerbockered knickerbockers

英汉双解词典包含548777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。