Unfortunately, the current heuristic does not always work, which is why it is not obvious.
不幸的是，现在这种启发式的方法并不总是管用。这也是其推荐特征并不明显的原因。
Second, even if the method of definition does not turn out to be the best way of understanding how we go about applying concepts, the method still has immense heuristic value.
其次，即便这个定义法到头来果真不是理解我们使用概念的方式的最佳路数，这个方法仍然有启发人心的重大价值。
The DataNode does not create all files in the same directory. Instead, it USES a heuristic to determine the optimal number of files per directory and creates subdirectories appropriately.
Datanode并不在同一个目录创建所有的文件，相反，它用启发式地方法来确定每个目录的最佳文件数目，并且在适当的时候创建子目录。
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