Thanks to Scala's syntactic flexibility, you can call the filter method the same way you call an operator.

由于Scala的语法非常灵活，所以您可以像调用一个运算符一样调用filter方法。

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Using the ability to pass code as a parameter (as to the filter method in Listing 3) illustrates thinking about code reuse in a different way.

我使用这种功能将代码作为参数进行传递(清单3中的filter方法)，展示一种不同的代码重用思维。

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The test shows that the filter method is more effective to the processing of quadruped robot attitude data.

试验表明该滤波方法对四足机器人姿态感知数据的处理非常有效。

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