0 If you play back something that has been recorded, you put it through a machine so that you can listen to it or watch it. -- 放,播放,放送(錄音或錄影)
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。