turning indices

例句：

1. 1. The computer's turning indices are used to determine the order of characters in a string.
   计算机的转索引用于确定字符串中字符的顺序。
2. 2.In the field of data mining, turning indices are used to quickly identify patterns in large datasets.
   在数据挖掘领域，转索引被用来快速识别大型数据集中的模式。
3. 3. The engineer used the turning indices to optimize the algorithm for faster processing times.
   工程师使用转索引来优化算法，以实现更快的处理时间。