0 the sign / -- スラッシュ, 斜線 ( / の記号)
1 to cut something by making a quick, long cut with something very sharp -- ~に切りつける, ~をかき切る, すっと切る
His throat had been slashed.
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.
道路がどれだけ長くても、一歩一歩完了することができますし、足跡をマークしなければ、道路がどんなに短くても完了することはできません。