0 If something is king-size or king-sized, it is larger than the ordinary size. -- 比正常（或标准）尺寸长（或大）的；特长的；特大的
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
再长的路，一步步也能走完，再短的路，不迈开双脚也无法到达。
