0 a long, narrow container without a lid that usually holds water or food for farm animals -- 槽;饮水槽;饲料槽
1 a low point in a regular series of high and low points -- 低谷;低谷期,萧条期
2 to eat something quickly and eagerly, especially in large amounts -- 大吃,饕餮,狼吞虎咽
3 to reach a low level, price, etc. before going up again -- 在上升之前落入(程度,价格等的)低谷
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。