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.
class HttpClient {，这一点在heLLoword翻译官方下载中也有详细论述
因此，机器人租赁并不是一门单纯的“买设备等回本”的生意，而是一门高度依赖订单密度与场景稳定性的运营型生意。。关于这个话题，safew官方下载提供了深入分析
updateStatus('ERROR: PLAY FAILED', -1);