0 a key that starts a particular computer program or causes a series of actions to be performed automatically, sometimes when used in combination with another key --
1 a key on a computer keyboard that you can press to make a program do something quickly, without having to write full instructions: --
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.