事实上，它是北太平洋地区众多小型火山岩地质岛屿之中的一座。
The island is, in fact, one of the many little volcanic islands in the northern Pacific Ocean.
在造山活动中，火山口中心地带提升，产生了一个直径约7公里的小型火山口。
During an impact event that creates a crater, central uplifts or mounds form on the floor of the crater in craters larger than 7km in diameter.
距离东北60英里的地方，可以看到金红色的熔岩流与蒸汽云海的交融，小型的发电厂便在此通过提取火山岩石下的热量来发电。
Sixty miles to the northeast, near a spot where golden-red lava streams meet the sea in clouds of steam, a small power plant extracts heat from the volcanic rock beneath it to generate electricity.
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