travel along
快步行走，步行
同义词
参考例子
1.Trains travel along rails.
火车沿着铁轨行进。
2.But it is possible to hire a boat and travel along the Yalu River to get a glimpse of ordinary life in the secretive socialist state.
但是租用一条小船沿着鸭绿江顺江而下对生活在该神秘国度的普通民众的生活进行概览还是可能的。
3.In essence a CTC is a route through space and time that matter or energy could travel along to meet up with itself in the past, forming a closed loop.
基本上，CTC是穿越时空的路径，物质或能量可以跟著这条路径移动，最后会在过去回到起点，因此构成一条迴圈。
英文解释
v.
1.travel along a certain course
网络释义
travel along
沿着...传播; 沿着...走动;