There is a historical process of natural elimination and sorting out for the formation of Book of Poetry. And there is not the conditions of accomplish in an action.
从“古者诗三千余篇”到“三百五篇”，是一个在自然选择淘汰与人工整理双重作用下的层层递减的历史过程，不存在十去其九式的一蹴而就的情况。
But the earthquake forecast can't accomplish in an action and it is a long-term and arduous work. It needs one generation, even several generation of us to work hard to finish it.
但地震预告不是一挥而就的，是一项长期而又艰巨的工作，需要一代、甚至几代人不懈的努力工作才可能完成。
But the earthquake forecast can't accomplish in an action and it is a long-term and arduous work. It needs one generation, even several generation of us to work hard to finish it.
但地震预告不是一挥而就的，是一项长期而又艰巨的工作，需要一代、甚至几代人不懈的努力工作才可能完成。
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