0 having an official document as proof that something has happened or been done: --
1 having a certificate, sometimes one that shows that a particular standard has been reached: --
certificated stocks
He had qualified as a certificated flight instructor.
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.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.