0 the part of a gun that you pull when you shoot -- grilletto
1 a small lever on a gun, which is pulled to make the gun fire -- grilletto
2 anything which starts a series of actions or reactions -- scatto
3 (often with off) to start (a series of events) -- provocare, scatenare
The attack triggered (off) a full-scale war.
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.