将虚拟线程从当前载体线程上 卸载 下来，放到等待队列中。
3.1 传统模式：线程池里的线程被 IO 卡死
，这一点在哔哩哔哩中也有详细论述
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。体育直播对此有专业解读
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Surviving Economic Abuse (Sea) said economic abuse from an intimate partner was a factor in more than half of deaths related to domestic abuse but was often misunderstood or overlooked.