It was 7 a.m.—rush hour—so there was much traffic.

当时是早上7点，是高峰期，所以交通很拥堵。

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The American Heart Association recommends reducing time spent in heavy traffic or jogging during rush hour, or near busy roadways and better treatment for cardiovascular risk factors.

VOA: standard.2010.08.04

And if you open this avenue, some worry, there may be a rush of traffic, with everyone demanding their condition be accommodated.

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Monday morning rush hour traffic tailed back for up to seven miles with all main roads across south east Wales heavily congested.

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Tired of the hassles of stop and go rush hour traffic, just sit back and let the car do the work for you.

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