meaning in extension 基本例句 外延 The higher value is comparable to those obtained in CVD epitaxy.这个高的数值可以和从化学气相淀积外延得到的数值相比拟。 Part 1 analyzes the concept of ENI from its intension and extension aspects.其次,为了进一步厘清电子票据的概念,通过比较分析的方法将电子票据与邻近概念进行比较,从而明晰电子票据的外延。