求翻译：1787年费城制宪会议是美国历史上的一次重要会议.这次会议制订了美国联邦宪法,确定了美国的基本政治制度,对美国历史产生了深远影响是什么意思？

1787 Philadelphia Constitutional Convention in American history was an important meeting. The meeting formulated the U.S. Federal Constitution, to determine the basic political system of the United States, the United States had a profound impact on history

The Philadelphia constitutional convention 1787 history of the United States is an important meeting of the Conference, to establish a United States federal Constitution establishes the basic United States political system, which has had a far-reaching impact on the history of the U.S.

In 1787 the Philadelphia constitutional convention was in an American history important conference. This conference has drawn up the American federation constitution, had determined US's basic political system, has had the profound influence to the American history

1787 Philadelphia constitutional Convention is United States history, an important meeting. this meeting formulated a United States Federal Constitution, identified the United States the basic political system, on United States history has had a profound impact

1787 Philadelphia constitutional Convention is United States history, an important meeting. this meeting formulated a United States Federal Constitution, identified the United States the basic political system, on United States history has had a profound impact