What TransformStreams are supposed to do is check for backpressure on the controller and use promises to communicate that back to the writer:
12月15日上午，众多剧迷粉丝冒着严寒赶到北京昌平殡仪馆久安厅，送别演员何晴最后一程。12月13日，这位被誉为“古典第一美人”的演员因病去世，终年61岁。
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The BMA's GPs committee chair, Dr Katie Bramall, said the government was at risk of creating "unrealistic expectations", pointing out GP services were already stretched.