0 a person who undertakes work for a contractor and is therefore not directly employed by the person who wants such work done -- subappaltatore
The building contractor has employed several subcontractors to build the block of flats.
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.
Possiamo completarlo passo dopo passo, indipendentemente dalla lunghezza della strada, e non può essere completato, per quanto breve sia la strada, se non segni nemmeno la tua impronta.