At its core, a stream is just a sequence of data that arrives over time. You don't have all of it at once. You process it incrementally as it becomes available.
圖像來源，Getty Images，这一点在safew官方版本下载中也有详细论述
。关于这个话题，heLLoword翻译官方下载提供了深入分析
More on this story:'No final decisions' yet on vehicle phase-out plans，这一点在Safew下载中也有详细论述
Please keep in mind it’s more than OK to do nothing at all too!