沿着某条路线或路径旅行：沿着特定的路线或路径进行旅行或移动。
travel along a certain course
同义词： follow
快步行走，步行
Messages travel along the spine from the nerve endings to the brain.
信息从神经末梢沿脊柱传送到大脑。
What an interesting experience it is to travel along the old Silk Road!
沿着古老的丝绸之路旅行是多么有趣的经历啊！
Many spiders can travel along under water.
很多蜘蛛能够在水下爬行。
Electric signals start in nerve cells and travel along these fibers to and from the brain.
VOA : special.2009.01.06
These testify to the coal ships that would travel along the Fleet, bringing supplies from Newcastle.
It currently takes around 50 minutes to travel along the congested line into Liverpool Street.
BBC: New Luton and Stansted runways not the answer say bosses
Police said a witness saw the car travel along Burrows Avenue, where a female pedestrian waved at the vehicle.