The Constitution requires the president to seek the prior approval of Congress for military action.

宪法要求总统寻求国会对军事行动的事先批准。

《柯林斯英汉双解大词典》

The constitution might be a mess, the executive insufficiently checked, but compared with America's Congress and most of the European systems, Westminster seemed relatively clean.

议会的构成可能一团糟，官员们受到的核查不足，但与美国国会和大多数欧洲国家的体制相比，坐落于伦敦西敏寺宫的议会是相对廉洁的。

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Some delegates,however, knew that Congress would not approve statehood for Kansas unless the people voted on the constitution.

VOA: special.2009.05.21

He would ask Congress to accept the pro-slavery Kansas constitution and make the territory a slave state.

VOA: special.2009.05.21

Taney said there was no word in the Constitution that gave Congress greater power over slave property than over any other kind of property.

VOA: special.2009.05.14

He did not infringe upon the policy making powers that he felt the Constitution gave Congress.

WHITEHOUSE: George Washington

So they included in the Constitution a Congress and a Bill of Rights to curb executive power.

WSJ: Lamar Alexander: Kathleen Sebelius, Meet Oliver North

While the patent system is enshrined in the Constitution, Congress has the job of specifying the rules.

FORBES: The Supreme Court Keeps Business-Method Patents Alive