结果，这些国家中的城市被一一铲平，杀害平民的不仅有纳粹，还有入侵波兰为纳粹德国国防军提供西线战争所需物资的苏联军队。
As a result, cities in those countries were flattened and people killed not only by the Nazis, but also by their Soviet ally, which invaded Poland and supplied the Wehrmacht with the material it needed for its war against the West.