0 to chase or follow someone in order to catch them -- 追赶 （某人）；跟在（某人）后面；追捕（某人）
The police went after him but he got away. 警察对他展开了追捕，但是被他逃脱。
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。
