1.库尔干(苏联西西伯利亚平原西南部一城市)
1.a burial mound built by a prehistoric culture of eastern Europe and northern Iran
1.The priority is to ascertain which kurgans still have a layer of permafrost below them and might therefore be saved.
关头问题是弄清嚣张哪些库刚下面仍然有着一层冻土是以可以被保留下来。