根据美国参议院的规定，不是60票为足够票数么？以下来自美国参议院的网站
Wall Street Reform and Consumer Protection Act: By 59 yeas to 39 nays (Vote No. 162), Senate passed H.R. 4173, to promote the financial stability of the United States by improving accountability and transparency in the financial system, to end ``too big to fail'', to protect the American taxpayer by ending bailouts, to protect consumers from abusive financial services practices, after striking all after the enacting clause and inserting in lieu thereof, the text of S. 3217,
Senate companion measure, after taking action on the following amendments proposed thereto:
下面还看见这两个，
By 60 yeas to 40 nays (Vote No. 160), three-fifths of those Senators duly chosen and sworn, having voted in the affirmative, Senate upon reconsideration agreed to the motion to close further debate on Reid (for Dodd/Lincoln) Amendment No. 3739 (listed above).

By 60 yeas to 39 nays (Vote No. 161), three-fifths of those Senators duly chosen and sworn, having D572voted in the affirmative, Senate agreed to the motion to waive, pursuant to section 904 of the Congressional Budget Act of 1974, to waive applicable sections of the Act for consideration of Reid (for Dodd/Lincoln) Amendment No. 3739, in the nature of a substitute. Subsequently, the point of order that the amendment would provide spending in excess of the committee's 302(a) allocation, was not sustained.