simple set单集simpleadj.简单的；朴素的；单纯的；笨的Simplex pile of steel灌注桩simplex search method单纯型加速法simple premium policy保险费一次付讫的保险单simple rehabilitation单纯性康复simple hydraulic prop单体液压支柱simple covert channel单一隐蔽通道simple steam-engine单级膨胀蒸汽机simple potato crusher马铃薯简易搅碎机simple viscous liquid简单粘性液体Simple microphthalmos单纯小眼