Read Edit View history 孤儿药 gū'éryào orphan drug Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 孤儿药/ 孤兒藥 gū'éryào orphan drug noun 这种罕见病目前只有一种孤儿药可以治疗。 Edit Delete References Add reference No references for this word.