0 a collection of wild animals that are kept privately or to show to the public -- (私人豢养或供公众观赏的一群)野生动物
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。