还当把你自己所计划的路程表撕得粉碎。

Tear into smallest pieces any itinerary for the journey which your imagination may have drawn up.

youdao

如果你事先知道，你可以倒着走，用里程表计算从起点到终点的路程。

If you knew in advance, you could have, actually, your car's mileage counter to count backwards from the point where the car will die and start walking.

youdao

计算：路程根据里程表的读数。

Calculates: The distance travelled based upon Odometer readings.

youdao