You might assume this pattern is inherent to streaming. It isn't. The reader acquisition, the lock management, and the { value, done } protocol are all just design choices, not requirements. They are artifacts of how and when the Web streams spec was written. Async iteration exists precisely to handle sequences that arrive over time, but async iteration did not yet exist when the streams specification was written. The complexity here is pure API overhead, not fundamental necessity.
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Ai Pin 的死因，可以总结为一种脱离物理规律、使用场景，以及用户接受程度的「狂妄」，在一个火柴盒大小的设备里，硬塞进高通骁龙芯片和复杂的散热系统，还有一整套摄像头和投影仪。
Жители Санкт-Петербурга устроили «крысогон»17:52
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The UK's National Screening Committee has recommended that only a very small group of men at high risk of prostate cancer should be screened for the disease.。51吃瓜对此有专业解读
AP writers Melissa Goldin, Tim Reynolds and John Wawrow as well as the Canadian Press contributed.