英语词汇“orphan drug”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	orphan drug
释义	orphan drug noun : a drug that is not developed or marketed because its extremely limited use (as in the treatment of a rare disease) makes it unprofitable
随便看	sobol sobole soboles soboliferous sobor sobornost sobralia sobrerol sobriety sobriquet sobs sob sister sob story sob stuff soc soca socage socage socager so-called so-called dollar soccage soccer soccer soccer mom

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