基本解釋[數(shù)學(xué)]類(lèi)的零集英漢例句雙語(yǔ)例句Also, many times member variables of a class that point to other classes simply need to be set to null at the appropriate time.此外,您常常需要在適當(dāng)?shù)臅r(shí)候?qū)⒅赶蚱渌?lèi)的類(lèi)成員變量設(shè)置為 null。null set of class更多例句詞組短語(yǔ)短語(yǔ)null set of class nf NF 類(lèi)零集null set of class更多詞組專(zhuān)業(yè)釋義數(shù)學(xué)類(lèi)的零集