0 a small group of people within a larger group, who strongly believe in the group's principles and usually have a lot of power in it -- (團體的)中堅分子,骨幹力量,核心力量
1 the pieces of broken stone, brick, etc. used to make the base under a floor, path, or road -- (用作地基、路基等的)碎磚石
2 showing sexual acts clearly and in detail -- (性描寫)赤裸裸的,露骨的
hard-core pornography 赤裸裸的色情作品
3 used to describe people who strongly believe in something -- 信念堅定的
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。