分组交换 fēnzǔjiāohuàn packet switching Definitions Defs Origin Strokes Stroke Words Sentences Sents 分组 分組 fēnzǔ packet (computing) a small unit of data transmitted over a network交换 交換 jiāohuàn commutative (math) relating to the property where the order of operations does not change the result; (telecom) to switch signals or connections