0 a very long river in the US that runs through Minneapolis, St. Louis, New Orleans, and some other cities to the Gulf of Mexico -- 密西西比河
1 a state in the southern US, whose capital city is Jackson -- 密西西比州(位于美国南部,首府为杰克逊)
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。