0 a boat or something similar that must be filled with air in order to float on the water --
inflatable pillows/mattresses
2 able to be inflated (= filled with air or gas): --
an inflatable mattress
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.