0 with so many cars that are so close that they are almost touching each other: --
By eight o'clock the traffic was bumper to bumper.
1 with almost no space between one car and the next in a line of cars: --
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.