0 When a chemical substance leaches or is leached from a material, especially soil, it is removed by the action of water passing through the material: --
1 (of a substance) to come out of or be removed from another substance, esp. dirt, by passing water through it --
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.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.