0 lack of knowledge or experience: --
As a leader, he's been criticized for his inexperience in foreign affairs.
1 lack of practice in a particular activity: --
He has been criticized for his inexperience in foreign affairs.
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.