proven

英 [ˈpruːvn]

美 [ˈpruːvn , ˈproʊvn]

adj.  被证明的; 已证实的
v.  证明; 证实; 后来被发现是; 最终显现为; 展现，展示，显示(自己的才能)
prove的过去分词

过去分词：proven　

BNC.8687 / COCA.7713

习惯用语

adj.

not proven
• 证据不足（不予起诉）
  a verdict (= decision) at a trial that there is not enough evidence to show that sb is guilty or innocent, and that they must be set free

牛津词典

adj.

• 被证明的；已证实的
  tested and shown to be true
  1. a student of proven ability
     确有才华的学生
  2. It is a proven fact that fluoride strengthens growing teeth.
     氟化物可以强化生长中的牙齿，这是已证明的事实。

柯林斯词典

• （prove的过去分词之一，通常作形容词）
  Provenis a past participle ofprove.Provenis the usual form of the past participle when you are using it as an adjective.

英英释义

adj

• established beyond doubt
  1. a proven liar
  2. a Soviet leader of proven shrewdness
  Synonym:proved

双语例句

• It is, however, one proven technique for managing change and ensuring reproducibility.
  然而，它是一种用于管理更改和确保再现性的已证实的技术。
• Public tip-offs have proven more reliable than before.
  群众举报比以往更加可靠。
• This provides opportunities for manufacturers to easily take advantage of proven means of repositioning brands and raising sales.
  这为制造商提供了机会，很容易地利用行之有效的手段，重新定位的品牌优势和提高销售。
• This design has proven to be a durable fastening and pre-filter combination.
  这种设计已被证明是一个持久的紧固和预过滤器的组合。
• In this trial two essential elements must be proven: motive and opportunity.
  在这次审讯中，必须证明两个基本因素：动机和时机。
• I could tell you that my theory has been proven.
  当我告诉你我的理论是经过了实战检验的。
• These drugs have a proven deleterious effect on the nervous system.
  经证实这些药物对神经系统具有有害作用。
• He's also proven that he can be a key contributor to a championship team.
  他也证明了他能在一只冠军球队中扮演一个关键的角色。
• The technology validity and advancement have been proven through production technical index.
  用生产技术指标验证了这些不断完善的工艺有效性和先进性。
• Analyzed using SVO logic, the new protocol is proven to be able to provide timeliness and fairness.
  使用SVO逻辑对改进后的协议进行形式化分析的结果表明它能提供时限性和公平性。