so if one more pedestrian steps on the street, one pedestrian


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送交者: steven 于 2007-01-03, 13:02:06:

回答: “行人和车辆就在真种高度无序的状态下,保持各自的平衡” 由 ping_max 于 2007-01-03, 12:53:09:

would have to be knocked down by a car?



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