initio [ɪ'nɪʃɪoʊ]

例句:

• The agreement was declared void ab initio.
  此协议自一开始就被宣布无效。
  
• We assume that the sex of the lion is ab initio _ indeterminate.
  我们假设狮子的性别在一开始是不确定的.
  
• An invalid or canceled contract is not legally binding ab initio.
  第五十六条无效的合同或者被撤销的合同自始没有法律约束力.
  
• If Dingell and Waxman were running ab initio, I'd vote for Waxman.
  来自NEWYORKER