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

• The laws ascertained by the physicist often become the bases for new sciences.
  物理学家所探明的那些规律常常成为新学科的基础。
• And how was your guilt ascertained?
  他们是怎样定你的罪的？
• Have you ascertained whether she's coming or not?
  你是不是问明白了，她究竟来还是不来？
• How severely has yet to be ascertained.
  现在还不能确定多严重。
• Birth outcomes were ascertained for1280 ( 94%) of the1369 women enrolled.
  确定了所招募的1369名妇女中1280名（94%）的分娩结果。
• It appears that some little trouble was caused by a woman, whose name has not been ascertained.
  看来这件小小的麻烦是由一个至今尚不清楚其姓名的女人所引起的。
• The pathway of DDT degradation in soil has not been fully ascertained.
  在土壤中滴滴涕降解的途径还没有充分调查。
• 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。
• The lawyer ascertained that a policeman had indeed delt roughly with foreigners on several occasions.
  那位律师查明有个警察的确在好几个场合中粗暴地对待了外国人。