基本解释大孔同根派生 英汉例句Astragaloside saponin was extracted by invariably concentration EtoH or H_2O ,It was separation method that was extraction method and macropole adsorbing resin. 黄芪皂苷的提取多为一定浓度的醇或水提取，其分离方法有萃取法和大孔吸附树脂法。