在塔尔西斯高原上发现了三座非常大的火山。塔尔西斯高原是火星赤道附近一片广阔的地质区域。
Three very large volcanoes are found on the Tharsis bulge, an enormous geologic area near Mars's equator.
在那里，有一座海拔六千多英尺的高原，向北绵延一百英里，赤道横穿而过。
The Equator runs across these highlands, a hundred miles to the North, and the farm lay at an altitude of over six thousand feet.
天蝎座delta和仙后座gamma都是正在远离主星序的快速自转的恒星，并且它们不时地从其赤道区域抛出物质。
Both Delta Sco and Gamma cas are rapidly rotating stars that are evolving off the main sequence and occasionally flinging mass from their equators.
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