那个东西可能真的是人造的吧，附近就有人造的建筑物 ： https://www.google.com/maps/place/Showa+Station,+Antarctica/@-69.0140635,39.6630878,1319a,35y,273.18h,61.96t/data=!3m1!1e3!4m12!1m5!3m4!2zNjnCsDAwJzUwLjAiUyAzOcKwMzYnMjIuMCJF!8m2!3d-69.0138889!4d39.6061111!3m5!1s0xb117e32563e6d577:0xa0d0368232940063!8m2!3d-69.0042162!4d39.5801731!16s%2Fg%2F11l2p55zv3?entry=ttu&g_ep=EgoyMDI0MTAxNS4wIKXMDSoASAFQAw%3D%3D