nullified

例句:

• It is worth remembering that previous wills are nullified automatically upon marriage.
  要记住的是，一旦结婚，原遗嘱自动失效。
  
• A long line of referenda had nullified...the island's constitution.
  来自Sanity
• The election results were nullified because of voter fraud.
  因为选民舞弊，选举结果无效。
  
• The rise in prices nullified the rise in wages.
  物价的上涨抵消了工资的增加.
  
• He said the Greek voters nullified the international loan agreement.
  来自VOA
• The ECC did not say how many ballots were nullified.
  来自VOA