He only realised how badly injured he was when he returned to the UK.
第三步，时间窗口合并。把活动数据按 15-30 分钟的窗口合并，按应用分组。多设备的时间窗口会做智能合并，按 5 分钟间隔处理，保留时间重叠的部分。，这一点在体育直播中也有详细论述
，这一点在哔哩哔哩中也有详细论述
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The fungi, known as mycorrhizal, form partnerships with tree roots and act as underground support networks, helping trees access nutrients and water in exchange for carbon.