金鸡纳树皮(疟疾特效药奎宁的原料);
He discovered that it tasted like a Peruvian bark that was often used as a painkiller.
他发现尝起来与常常用以做止痛药的一种秘鲁树皮很像.
纳米英语 · 双语娱乐资讯