因此，谢天谢地，现代操作系统允许你，把这里的文件进行分块，在这里存一部分，在那儿存一部分，但最后的结果是你的文件变成了分片的。
So thankfully, modern operating systems allow you to put parts of files here, parts of your file here, parts of your file here, but the end result is that your files get fragmented.
所述播放方法是利用全局索引和分片索引定位数据包，进行播放操作。
The method for playing utilizes the global index and a slicing index to position the data packet so as to carry out the operation of playing.
对应用数据分块，使得数据块大小符合通信子网mtu有效负载的要求，避免IP层分片需要重新分配缓冲区、计算校验和以及数据复制的费时操作。
Therefore, it can reduce one time data handling, 3 divide application data into blocks that content the demand of effective load of communication subnet MTU to avoid IP fragments.
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