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ringoffire,theringoffire

ring of fire
ring of fire环太平洋火山带"ring of fire"(图中红点为火山)| usgs
环太平洋火山带"ring of fire"(图中红点为火山)| usgsmap highlighting the pacific ring of fire
map highlighting the pacific ring of firelecture   : where and what is the ring of fire?
lecture : where and what is the ring of fire?查看源网页
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