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

• As with any optimization, only implement this after profiling and benchmarking have proven you have a real problem.
  与任何优化一样，只在剖析和基准测试证明您具有实际的问题之后才实现这一点。
• In the past this process of transition has often proven difficult.
  过去这一过渡过程常常很艰难。
• 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。
• Formally described methods and techniques based on proven best practices.
  进行了正式说明的基于经过验证的最佳实践的方法和技术。
• We have the scientific knowledge and have developed proven interventions to tackle these diseases.
  我们有应对这些疾病的科学知识，并制定了行之有效的干预措施。
• The safety of tacrine has not yet been proven, and there is concern that it causes damage to the liver.
  他克林的安全性尚未得到证实，有人担心它会对肝脏造成损害。
• But there is no proven potential, despite encouraging core samples and much speculation.
  尽管已经有了鼓舞人心的岩心样品和种种推测，但还缺乏有力的证据。
• 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。
• 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。
• The key approaches to be used in test and evaluation are proven.
  在测试和评估中所使用的关键方法是被证明的。