The Web streams spec requires promise creation at numerous points — often in hot paths and often invisible to users. Each read() call doesn't just return a promise; internally, the implementation creates additional promises for queue management, pull() coordination, and backpressure signaling.
对餐饮经营者而言，首先要做到“提质稳味”：提升产品质量、稳定口味，这是基础。难吃会引发消费者的生理性抗拒，能吃只是生存底线，好吃是基础标准，美味才能建立心智。在此基础上，还要做到三个聚焦：聚焦用户、聚焦产品、聚焦场景，才能精准发力、构建顾客心智。
，这一点在雷电模拟器官方版本下载中也有详细论述
expect class PlatformByteArray
debut in the UK as Lloyds Bank's "Cashpoint."