It may avoid detours and shorten the time of trial and error, thus enabling the late-comers to achieve more with less cost.
这样可以少走弯路，缩短在黑暗中探索的时间，使后来者能以较小的代价取得更大的成就。
3
This storm tide disaster and post-disaster relief exposed the weakness of Qingdao in disaster prevention and some of the deficiencies in relief, which can be used for the reference of late-comers.