详细解释:【医】 澳洲鸡骨常山皮, 英鸭脚树皮
英语解释：
名词 bitter bark:
ornamental shrub or small tree of swampy areas in southwestern United States having large pink or white sepals and yielding Georgia bark for treating fever同义词：fever tree, Georgia bark, bitter-bark, Pinckneya pubens