Lithospermum的音标：Lithospermum的英式发音音标为：[lɪθəʊ'spɜ:məm]Lithospermum的美式发音音标为：[lɪθoʊ'spɜməm]...

n.紫草...

The shikonin and its derivatives is produced by suspension cultured Lithospermum erythrorhizon cells in M 9 medium.紫草是一种重要的中草药材,其培养细胞在M9培养基中可以大量生产主要的药物成分紫草宁....