0 If the weather clears up, the cloud and rain disappear: --
1 an occasion when you tidy a place by getting rid of things that you do not want: --
We need to have a big clear-up.
2 (of an illness or bad weather) to go away, changing into a better condition: --
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.