0 a shape that has been cut out from something, especially a flat one that can stand vertically -- (尤指可竖立起来的)剪下的图样
1 a device that, for safety reasons, stops or interrupts a circuit, used, for example, in a motor or engine -- (电流)断流器,保险装置
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。