求翻译：当然，步行上下班还要注意一定的方法，才能起到强身健体的作用。在步行速度、步行方式等方面都要注意。在交通拥挤时段，要特别注意交通安全，不要任自己的思想驰骋。是什么意思？

Of course, the work also notice a certain way on foot, can play a role in health. In terms of speed, walking on foot to be aware of. In heavy traffic periods, pay special attention to traffic safety, not to any of his thoughts gallop.