Cycling in the fast traffic lane is really dangerous.

在快车道上骑自行车， 可真悬。

《新英汉大辞典》

In this case, more expensive high capacity hardware is used for the fast traffic while the bulk traffic is handled by commodity hardware with large disk partitions.

在此情况下，将对快速流量使用较昂贵的高容量硬件，而批量流量则由具有大型磁盘分区的普通硬件来处理。

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Bellevue, a fast growing city, just east of Seattle, uses a system that is gaining popularity around the intersection signals that can adjust in real time to traffic conditions.

位于西雅图东部的贝尔维尤是一个快速发展的城市，它使用了一个在十字路口信号周围越来越受欢迎的系统，该系统可以根据交通状况实时调整。

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The company estimates that the amount of internet traffic accounted for by video communication will increase tenfold by 2013, twice as fast as traffic overall.

ECONOMIST: Reshaping Cisco

Traffic leaving the Shell filling station at South Brent has to pull almost from a standing start into two lanes of fast moving traffic.

BBC: Row over South Brent 'death trap' slip road

All of this meant the streets quickly became arteries of fast-flowing traffic rather than places of sociable human interaction.

BBC: The dark side of silence