单词 Jacoba 释义 Jacoba|dkbi|[mod.L. (R. Dodoens in Trium Priorum de Historia Stirpium (1553) 15), perh. f. G. popular name of the plant S. Jacobs kraut.]1. The ragwort, Senecio jacoba, formerly called St. James's wort, or a related purple-flowered speci...