求翻译：　国庆纪念日是近代民族国家的一种特征，是伴随着近代民族国家的出现而出现的，并且变得尤为重要。它成为一个独立国家的标志，反映这个国家的国体和政体。是什么意思？

National Day is a feature of the modern nation-state, is accompanied by the emergence of modern nation-state emerged and become particularly important. It became an independent national symbol, reflecting the country's state and political systems.

正在翻译，请等待...

　National Day the commemoration day is the modern times nation-state one kind of characteristic, follows the modern times nation-state appearance to appear, and becomes especially important.It becomes an independent national the symbol, reflects this national the state system and the regime.

　National day anniversary is a characteristic of modern national State, was along with the emergence of a modern national State emerged, and it is particularly important. It became an independent country flags, reflecting the country's State system and Government.

　National day anniversary is a characteristic of modern national State, was along with the emergence of a modern national State emerged, and it is particularly important. It became an independent country flags, reflecting the country's State system and Government.