时间有最小值:lighthorn.


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送交者: steven 于 2008-12-10, 16:46:45:

回答: 速度又最大值。长度有最小值? 由 tinaliang 于 2008-12-10, 16:14:27:

The time difference between the traffic light changed from red to green and the taxi cap behind you horning you in NYC is called the lighthorn, it is the smallest unit of time.



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