Listing 4 puts all of this together to build an interactive query tool that asks the user to input a location name and returns a sortable list of results.
清单4将所有这一切放在一起构建了一个互动式查询工具，要求用户输入地名并返回可排序结果列表。
Listing 4 puts all of this together to build an interactive query tool that asks the user to input a location name and returns a sortable list of results.
清单4将所有这一切放在一起构建了一个互动式查询工具，要求用户输入地名并返回可排序结果列表。
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