ascertained

英 [ˌæsəˈteɪnd]

美 [ˌæsərˈteɪnd]

v.  查明; 弄清
ascertain的过去分词和过去式

过去分词：ascertained　过去式：ascertained　

柯林斯词典

• VERB （尤指经过努力后）查明，弄清，确定
  If youascertainthe truth about something, you find out what it is, especially by making a deliberate effort to do so.
  1. Through doing this, the teacher will be able to ascertain the extent to which the child understands what he is reading...
     这样一来，老师就能确定孩子们对他所读的内容理解多少了。
  2. Once they had ascertained that he was not a spy, they agreed to release him...
     一旦确认他并非间谍，他们即同意将他释放。
  3. Take time to ascertain what services your bank is providing, and at what cost.
     花些时间确认一下你的银行会提供什么样的服务，费用是多少。

英英释义

adj

• discovered or determined by scientific observation
  1. variation in the ascertained flux depends on a number of factors
  2. the discovered behavior norms
  3. discovered differences in achievement
  4. no explanation for the observed phenomena
  Synonym:discoveredobserved

双语例句

• And then, the key-establishment framework and the authentication framework of the protocol are researched, the top-layer abstract model of authentication and key agreement is ascertained.
  然后，研究了协议的密钥建立框架和认证框架，确定了协议中认证与密钥协商的顶层抽象模型。
• CHD events were ascertained by linkage to national registers.
  通过与国家登记部门联系确认冠心病事件。
• By means of credit Delphi and analytical hierarchy process, the elements and the method of weighting for the evaluation of the cadres ofinstitutions of higher learning and the corresponding system are established, which is ascertained with facts, for the comprehensive analysis of the evaluation results.
  采用带信任度的德尔菲法和层次分析法，确定高校管理干部考核的指标要素和权重，并建立相应的考核指标体系，进行实例验证，提出了对干部的考核结果进行综合评价。
• The occurrence rules of rice planthopper in rice field with cultural crab was ascertained through systemic investigation and field census.
  通过系统调查和大田普查相结合的方法，研究明确了养蟹稻田稻飞虱的发生规律。
• Result The calibration result and calibration curve was ascertained and analyzed.
  结果：实验得出了系统的定标结果及定标曲线，并对此进行了分析。
• The actual site was eventually ascertained.
  实际的出土遗址也最终确定了。
• When these models are applied in combination with seismic profiles and core analysis, existence and distribution of the volcanic cones can be ascertained.
  实践表明该模式和地震剖面、取心等有机结合，可以确定火山锥的存在及分布状况。
• Based on the analysis of pavement noise's mechanism, character of pavement noise was ascertained.
  在分析路面噪声产生机理的基础上，确定路面噪声的特性。
• He had ascertained that his son-in-law was among the living prisoners.
  他已查明，他女婿在活着的囚犯之中。
• How severely has yet to be ascertained.
  现在还不能确定多严重。