0 A person's purchasing power is their ability to buy goods: --
1 a measure of how much one unit of a particular currency can buy at a particular time: --
The purchasing power of the dollar was much greater in the 1960s than now.
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.