0 a person employed to take care of a large building, such as a school, and who deals with the cleaning, repairs, etc. -- (大楼的)管理员,看门人
1 someone who takes care of a person who is young, old, or sick -- (幼、老、病者的)看护者,护理员
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。