0 a way of arranging information on a computer screen that is easy to understand and use because it uses icons (= pictures), menus, and a mouse rather than only text -- 图像用户界面
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。