0 the method or possibility of getting near to a place or person -- 通道;途径;(接近某地或某人的)机会(或方法);(使用某物的)权利
1 the right or opportunity to use or look at something -- 使用或看见某物的权利或机会
2 to open a computer file (= a collection of information stored on a computer) in order to look at or change information in it -- 读取(电脑文档)
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。