Regulations limit drivers to 10 hours a day behind the wheel, giving Bouricius f ree time in the cab to write academic papers and on-the-mad essays on her Powe rBook.

• 驾驶规章规定驾驶员开车10小时，布瑞舍斯有时间在驾驶室里用强力笔记本电脑撰写她的学术论文和旅行文章。