As this example shows, writing data is easy with the print statement.
正如这个示例演示的，用print语句写入数据很容易。
Lists can be values in a dictionary, as this example shows, but they cannot be keys.
如图所示，用字典中的键值组成列表，而不能用键。
As this example shows, you can have different data types for the keys and the data values in a dictionary.
如这个例子所示，可以在一个dictionary中使用不同数据类型的键和数据值。
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