checks and balances

The ideology of the separation and balance of powers is multi-angle embodied in America.

美国是典型的三权分立国家,权力分立与制衡思想在美国是多角度、多层次立体式展开的。

Constitution of 1787 established the principle of separation of powers with check and balance at last.

1787年美国宪法最终确立了权力分立制衡原则。