cathartin的翻译，读音
英/kә'θɑ:tin/
释义：
苦味泻素
n. The bitter, purgative principle of senna. It is a
glucoside with the properties of a weak acid; -- called also cathartic
acid, and cathartina.
n. The bitter, purgative principle of senna. It is a
glucoside with the properties of a weak acid; -- called also cathartic
acid, and cathartina.