车距: 2 second rule
people often remember to allow him/herself 2 sec, but forgets to give any driver behind 2 sec. 后者(rear ended)常常导致 neck whiplash - 通常数天后才感觉, 所以更危险。
车距: 2 second rule
people often remember to allow him/herself 2 sec, but forgets to give any driver behind 2 sec. 后者(rear ended)常常导致 neck whiplash - 通常数天后才感觉, 所以更危险。
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还有就是要活学活用交通规则
-美西游子-
♀
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11/02/2012 postreply
16:00:56
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