相关单词同义词path, track, railway, orbit, 近义词 track 轨道, flight 飞行, route 路线, course 课程, path 路线, line 线, trail 踪迹, circuit 巡回, direction 方向, arc 弧, trace 痕迹, curve 曲线临近词tram, traitor, trajectory map, trajectory case, trajectory node, trajectory peak, trajectory bias, trajectory data, trajectory plan, trajectory link, trajectory logic, trajectory plane相似词trainspotting, traipse, trait, traitor, tram, tramadol, tramlines, tramp, 返回 trajectory