0 not producing any good or valuable result: --
The two sides have been involved in lengthy - but so far unfruitful - negotiations.
If allowed to spread too quickly, the vine will end up with a lot of bare, unfruitful wood.
In the new colony the soil was unfruitful and the settlers knew nothing of farming.
They had both agreed to adopt after two years of unfruitful marriage.
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.