0 Hydrophobic substances cannot be mixed with or dissolved in water. -- (物质)疏水的
1 suffering from hydrophobia -- 恐水的
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.
再长的路,一步步也能走完,再短的路,不迈开双脚也无法到达。