前例用英语怎么说？

前例

• [qián lì]
  precedent

例句

• a historically unprecedented growth in retirement at a fixed age 在固定年龄退休人数史无前例的增幅
• It is beyond example in history. 这在历史上是史无前例的。
• By ten yeas struggling the technique and scope of thethe foretype of model companies. 通过近十年努力,技术和规模已步入模型界前例.
• Nonsense, errant nonsense , as ever was talked! 废话, 彻头彻尾的史无前例的废话!
• In 1987 the Socialists took the unprecedented step of appointing a civilian to command the force. 1987年，社会党人史无前例地任命了一位非军队出身的人来指挥军队。

英汉词典释义

• [qián lì]
  precedent
  without precedent in history; unprecedented
  史无前例
  have no precedent to go by
  无前例可援
  Is there a precedent for what you want me to do?
  你要我做的事有前例可援吗?