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

• The benefits of free market capitalism have been proven across time, geography, and culture.
  自由市场资本主义的好处得到了时间、地理和文化的见证。
• 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。
• 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。
• 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。
• 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。
• You have provided the customer with a proven solution that has been tested, while saving your company money.
  您为客户提供了经过测试的成熟解决方案，并同时节省了自己公司的资金。
• In the past this process of transition has often proven difficult.
  过去这一过渡过程常常很艰难。
• 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。
• 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。
• 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。