0 an object in space that leaves a bright line behind it in the sky -- cometa
1 a type of heavenly body which leaves a trail of light behind it as it moves. -- cometa
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.