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 【药物】不常用的药品夭折药(未研制成功或在商业上无发展潜力而不被重视的药物)
随便看	second-source second-sources seconds pendulum second-stage graphitization second stage launcher second stomach second stomaches second storey second-storey man second-storey (或 second-story) man second story second-story second-story man second strike second-strike second-strike capability second-strikes second string second-string second-stringer second-stringers second strings second-strings second teeth second thought

英汉双解词典包含483723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。