When you are working with functions that have a large number of parameters, it is often useful to create and pass around dictionaries that specify frequently-used options.
当你写一些有大量参数的函数的时候，就可以创建和使用一些字典，这样能把各种常用选项弄清。
When you are working with functions that have a large number of parameters, it is often useful to create and pass around dictionaries that specify frequently-used options.
当你写一些有大量参数的函数的时候，就可以创建和使用一些字典，这样能把各种常用选项弄清。
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