基本解釋[數(shù)學(xué)]可數(shù)無(wú)窮的詞組短語(yǔ)短語(yǔ)enumerable infinite set 可數(shù)無(wú)窮集郃enumerable infinite更多詞組專(zhuān)業(yè)釋義數(shù)學(xué)可數(shù)無(wú)窮的