0 a piece of paper given by a shop when you return something you do not want, that allows you to buy other goods of the same value --
1 a document that a seller gives to a buyer who returns a product, pays too much for something, etc., which the buyer may use at a later time to pay for something else: --
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.