0 one of two or more people who write a book, article, report, etc. together --
1 to write a book, article, report, etc. together with another person or other people: --
Robert and his daughter have coauthored a diet book specifically written for young women.
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.