1.没有足迹的;人迹未到的;没有路的;不留痕迹的;没有轨道的
1.containing no trails or paths and therefore extremely isolated
2.leaving no track or trail
3.not needing rails on which to run
1.though, if tamed, useful and loyal servants to the wandering knights given up to adventure in the trackless forests.
然而一旦被驯服，他们会成为在人迹罕至的森林中冒险的骑士们忠心耿耿而且能干的仆人。
2.These carts must be capable of travelling over miles of camels track or even stretches of trackless desert.
这些车必须能沿着漫长的骆驼足迹运行，甚至能在没有任何足迹的连绵沙漠上运行。
3.He thought, striking off into trackless wilderness.
他一面暗自思忖，一面踏上了无路的荒野。
4.He deprives the leaders of the earth of their reason; he sends them wandering through a trackless waste.
他将地上民中首领的聪明夺去，使他们在荒废无路之地漂流；
5.He struck off from the rude paths he had been following into the trackless wilderness.
他便离开了那条他一路行走的艰难曲折的小路，进入了茫茫无际的荒野之中。
6.Their fictional world has been replaced by a fantastic real one of trackless dunes and icy crags.
他们那虚构的世界，已为荒芜的沙丘和酷寒的皑崖这一奇异的真实境界所替代。
7.And when you're lost in trackless snow, Look up high where the eagles go. My star Shines for you.
当你在无痕的雪地中迷失，请举头眺望雄鹰翱翔的方向，那是我的明星照耀着你。
8.While the US put most of its nukes on submarines and hid them in the oceans, Russia hid its massive arsenal in its trackless forests.
美国将其大多数核导弹安装在大洋中巡航的潜艇上，而俄罗斯则把数量巨大的核武器隐藏在广阔无边的森林里。
9.The trackless-bound transportation should be adopted in the incline shaft under permitting conditions.
目前在条件允许的情况下应尽量采用无轨运输施工斜井。
10.Today's mine ventilation primarily deals with noxious gases (mainly generated by trackless equipment underground).
现今，矿山通风主要对付有害的气体（主要由无轨设备产生）。