求翻译：在美国的主导之下，日本制定了新宪法，又称“和平宪法”以及其他相关法律，从而构建起了以选举制度，政党制度和政府制度为核心的日本现代民主制度。是什么意思？

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Under US's leadership, Japan has formulated the new constitution, calls “peace constitution” as well as other correlation law, thus constructed take the electoral system, the political party system and the government order as the core Japanese modern democratic system.

In the United States under the lead of, Japan has developed a new Constitution, also known as the "Peace Constitution," and other relevant laws, to build up to the electoral system, party system and the system of Government as the core of Japan modern democracy.

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