把内容分为概念、任务和参考三个主题可以使用户更快地完成任务，因为信息都集中到一块了。
Categorizing content into concept, task, and reference topics ensures that users can perform tasks faster because the information is focused.
有关Internet控制块和TCP控制块结构的更详细信息，请参见参考资料部分。
For more detailed information on Internet control block and TCP control block structures, see the Resources section.
帧间预测是利用前面的帧的信息来猜测块的内容。有两个主要组件：参考帧和运动矢量。
Inter prediction is used to guess the content of a block by referring to past frames. There are two primary components to inter prediction: reference frames and motion vectors.
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