0 to make a piece of clothing or part of a piece of clothing shorter, by folding the material and sewing it into position -- 改短(衣服)
1 to discover something, especially information, after a lot of searching -- 找到,發現(尤指資訊)
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。