（应受访者要求，刘成、兰丽为化名）
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.
，这一点在旺商聊官方下载中也有详细论述
Nature, Published online: 25 February 2026; doi:10.1038/d41586-026-00563-3
2013年11月3日，湖南花垣县十八洞村，一名村民问：“怎么称呼您？”
Role, BBC健康事務記者