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

• 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。
• A white rot fungus biomembrane reactor system was set up, and the optimal operation parameters of the reactor system were ascertained.
  建立了白腐真菌生物膜反应器，并对其运行参数进行了调试优化。
• 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。
• 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。
• We need to ascertained that the knew the victim.
  警察已查明他认识受害者。
• 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。
• 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。
• These can be ascertained either from the IBM verbose output or from a Javadump.
  可以从IBM的冗余输出或从Javadump中确认这些信息。
• It may be ascertained in your corporation by estimating the amount of money senior management is spending on consultants.
  在你的公司内，通过估算公司高层用于咨询顾问的开支金额，就可确定这个因数。
• 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。