0 to reduce or remove the effect of something unwanted by producing an opposite effect: --
Drinking a lot of water counteracts the dehydrating effects of hot weather.
1 to reduce or remove the effect of something by producing an opposite effect: --
2 to take action to reduce the influence of something that may be harmful: --
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.