"Most of the models in cave formation today don't have this mechanism at all" says Piotr Szymczak a physicist at the University of Warsaw.
“如今大多数洞穴形成的模型中早已不再拥有这种机制,”Piotr Szymczak,华沙大学的物理学家如是说。
"Most of the models in cave formation today don't have this mechanism at all," says Piotr Szymczak, a physicist at the University of Warsaw.
“如今大多数洞穴形成的模型中早已不再拥有这种机制,”Piotr Szymczak,华沙大学的物理学家如是说。
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