0 to remove something that is on a wall or something that is temporary, or to remove a structure by separating its different parts -- 拿下;拆掉;拆除
I took the pictures down. 我已经取下了那些画。
1 to write something that another person has just said -- 写下,记下
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。