positiveismn.实证论；实证主义n.自信；独断positiveadj.积极的；肯定的；明确的；正面的；正数的；阳性的n.正面；正数；正片；[语]原级positive bus-bar正母线positive induction正诱导positive egg fluid阳性胚蛋液positive getropism正向地性positive attention积极型引人注意positive governing直接调整,强迫调整,直接控制positive logicrule正逻辑规则positive staircase正阶梯现象positive servitude积极地役positive roll-in正向滚转