0 in British English, the floor of a building that is two floors above ground level, or in American English, the floor that is directly above ground level: --
1 in British English, on the floor of a building that is two floors above ground level, or in American English, on the floor that is directly above ground level: --
a second-floor apartment
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.