0 the systems for taking dirty water and other waste products away from buildings in order to protect people's health: --
1 the system used to keep healthy standards in a place where people live, esp. by removing waste products and garbage safely: --
the Department of Sanitation
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.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.