First you will call the Geocoder from PHP, and use the SimpleXML module to traverse the results.

首先，从php调用Geocoder，并使用SimpleXML模块遍历结果。

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Figure 10 illustrates how the location structure changes as we traverse the tree, here going down (always to the first left child), then right, then down.

图10展示了在我们遍历树时位置结构发生了怎样的变化，在这里向下(始终下移至左侧第一个子节点)，随后向右，然后再向下。

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At Revelytix, we always traverse the nodes in the depth-first order of the zipper enumeration.

在Revelytix中，我们始终按照zippers枚举深度优先的顺序遍历节点。

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White Desert founder Patrick Woodhead, who led the very first east-to-west traverse of Antarctica in 2002, envisioned the camp on one of his many expeditions.

BBC: Camp with penguins in Antarctica

At a time when discrimination against aboriginal peoples was common, Amundsen was a devoted student of the lessons of the Netsilik Eskimos, who lived in the Canadian arctic, and with whom Amundsen had spent substantial time studying their diets, their clothes, and their survival skills, while on the first successful expedition to discover and traverse the Northwest Passage.

FORBES: South to the Pole: Leadership Wins the Race