0 to introduce a person to something or someone that could bring them an advantage -- 向(某人)介绍(对其有益的人或物)
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。