Read Edit View history 芸草 yúncǎo rue Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 芸草 yúncǎo rue noun · (botany) rue (Ruta graveolens) 相传古人常在书中放置芸草，以防蛀虫。 Edit Delete References Add reference No references for this word.