0 a clear liquid made from petroleum, from which plastics and many chemical products can be made --
1 a colorless liquid made from petroleum (= thick oil from under the ground), from which plastics and many chemical products can be made --
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.