If the transform's transform() operation is synchronous and always enqueues output immediately, it never signals backpressure back to the writable side even when the downstream consumer is slow. This is a consequence of the spec design that many developers completely overlook. In browsers, where there's only a single user and typically only a small number of stream pipelines active at any given time, this type of foot gun is often of no consequence, but it has a major impact on server-side or edge performance in runtimes that serve thousands of concurrent requests.
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然而，按以往相关要求，包子铺的现制现售区域和生鲜肉销售场所要隔10米以上，或有可密闭遮盖的防护罩等防护措施。但这家冷鲜肉店面积有限，“螺蛳壳”里难“做道场”。
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