0 an area of a city that a very large number of people who have travelled there to work are living , and the places that they live in, which are not usually houses but temporary structures made of wood, cloth, plastic, etc.: --
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.