Background tasks will use the DataFlowStream to stream result tweets back to the main thread that reads them from the stream.

后台任务将使用DataFlowStream来将结果tweets流式传输回主线程，该主线程从数据流中读取它们。

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A steady stream of tourists from everywhere in the U.S. and many from foreign lands, visit the Statue of Liberty (background) in New York August 4, 1946 which rises from an almost 150-foot pedestal.

1946年8月4日，一波络绎不绝的游客前来参观纽约的自由女神像(图中背景处)。游人们有的来自美国各地，也有许多来自海外。

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Notice the "DONE" message being sent from each background thread through the stream to the results listener.

注意，“DONE” 消息被通过数据流从每个后台线程发送到结果侦听程序。

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Specifically tailored for Tiki's functionality, iZotope's Adaptive Noise Reduction (ANR) analyzes the incoming audio stream to detect and suppress undesired background noise, while Key Click Reduction (KCR) is specially developed to reduce typing noises by "grabbing" rapid rise sounds such as keyboard clicks.

ENGADGET: Blue Microphones Tiki USB mic now available at Best Buy, coming to Apple stores July 15th