这样，一个重要的问题就呈现在我们眼前：是谁在点击广告呢？
This raises a critical question: Who are the people that click on ads?
呈现在我们眼前的是春秋版图，以春秋图貌构成方式移步换景。
It can change the scene with walking due to the composition way of the map.
呈现在我们眼前的是春秋版图，以春秋图貌构成方式移步换景。
It can change the scene with walking due to the composition way of the map.
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