欧洲一共多少个国家多少人口,俄罗斯算欧洲国家吗?欧洲国家数量与人口概况及俄罗斯在欧洲的地位
How many countries are there in Europe and what are their populations? Is Russia considered a European country? An overview of the number and population of European countries and Russia's position in Europe
以上为机器翻译结果，长、整句建议使用 人工翻译 。