Memoizing a function adds a transparent caching wrapper to the function, so that function values that have already been obtained are returned from a cache rather than being rebuilt each time.
记忆一个功能将为功能添加一个透明的缓存封装，因此已经得到的值将从缓存中返回而不是每次都重建。
Since any change on the NFS server is not desirable, internally this wrapper performs separate mounts on the client machine that are transparent to the user.
因为改动NFS服务器不太好，所以这个包装器在客户机（对用户是透明的）内部分别执行不同的mount。
This is handy for writing wrapper scripts, making the wrapping process completely transparent.
这是非常方便的编写包装脚本，使包装过程完全透明。
This is handy for writing wrapper scripts, making the wrapping process completely transparent.
这是非常方便的编写包装脚本，使包装过程完全透明。
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