In this model, called Pipelining, the main thread is used to loop through the results as they are produced by the other threads.

在这个被称为“并行管道”的模型下，主线程将会在另一个线程产出结果的同时进行循环处理。

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When your asynchronous data comes in update the model, then dispatch a block to update the UI on the main thread.

当你的异步数据来更新模型，然后派遣一块更新主线程的UI。

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It describes the most important data structure, introduces the main software flows and the thread model.

其中包括对重要数据结构的描述、主要软件流程和线程模型的介绍。

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