simplexin单纯杆菌素simpleadj.简单的；朴素的；单纯的；笨的simple semigroup单半群simple guarantee[法] 单独保证simple craftwork简单工艺simple purgative[医] 单纯泻剂simple MCD graph简单MCD图simplest formula最简式simple tradition朴素的传统simple inference简单推理simplex strainer单层粗滤器simple arbitrage单一仲裁