GetListOf Models方法提供了一个字符串数组，其中每个字符串表示一种移动电话的型号。

The GetListOfModels method provides an array of strings, where each string represents the model number of a mobile phone.

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可以简单地将所有的事情全部封装到一个循环中，并一次移动数据的一部分，直到整个字符串全部处理完成为止。

You could simply wrap the whole thing in a loop, and keep moving data a piece at a time until the whole string has been processed. Here's the revised code to do this.

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search的第二个参数是配置字符串bnw，它告诉函数向后搜索，而不是移动游标，也不是封装搜索。

The second argument to search is the configuration string bnW, which tells the function to search backwards but not to move the cursor nor to wrap the search.

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