因为pv无法计算出要传输的总字节数，它只能显示到目前为止的吞吐量、经过的时间和一个反映活动的特殊标志。
Because pv cannot calculate the total number of bytes to expect in the transfer, it shows throughput so far, time elapsed, and a special indicator that reflects activity.
提示点的标志，你在FLV文件来指定的时间，您将同步内容或活动。
Cue points are markers that you place in the FLV file to specify The Times at which you will synchronize content or activity.
如果你一直做你应该在前几年，这种影响将仅仅标志着凝固时间、开始新阶段的活动。
If you have been doing what you should in previous years, this influence will simply mark a time of solidification and the beginning of new phases of activity.
如果你一直做你应该在前几年，这种影响将仅仅标志着凝固时间、开始新阶段的活动。
If you have been doing what you should in previous years, this influence will simply mark a time of solidification and the beginning of new phases of activity.
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