交通拥堵的特点是速度较慢，行驶时间较长，车辆排队增加。
Traffic congestion is characterized by slower speeds, longer trip times, and increased vehicular queueing.
据称这种时速250英里每小时的列车可以使伦敦到伯明翰的行驶时间从1小时24分钟缩短到49分钟。
New 250 MPH trains promise to slash journey times between London Euston and Birmingham to just 49 minutes, from the current 1 hour 24 minutes.
他们记录到的中微子的行驶时间要比光线行驶相同距离提早了60纳秒，从而使整个世界为之震惊。
To the astonishment of the entire world, the neutrinos clocked in 60 nanoseconds sooner than a light beam traveling the same distance would have done.
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