ascertains

英 [ˌæsəˈteɪnz]

美 [ˌæsərˈteɪnz]

v.  查明; 弄清
ascertain的第三人称单数

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。

双语例句

• Part Three identifies the concepts of work engagement, work investment and responsibility through two studies, and ascertains the typical characteristics of work engagement, adopting feature distinguishing method and semantic analysis.
  第三部分采用特征对比法和语义分析法，通过两个研究分别对工作敬业与工作投入、工作敬业与责任心进行概念辨析，以确定工作敬业的典型特征。
• This paper puts forward a basic method to determine the marketing basic points of iron& steel enterprise; and ascertains the basic points of the marketing according to the core factors of the steel industry, the steel marketing and the steel market-structure.
  文章提出了确定钢铁企业营销基本点的一个基本方法，并从钢铁工业核心要素、钢铁市场营销核心要素、钢铁市场结构核心要素等3个方面确定了钢铁企业营销基本点。
• It ascertains the size of the construction stress by back analysis of displacement.
  通过有限元位移反分析研究确定了露天采场构造应力的大小；
• Secondly, after it analyzes and compares several techniques of SVM, it ascertains the suitable techniques required in the forecast of coal mine underground water table, and explains the necessary theory to them.
  其次，在对支持向量机的多项技术进行深入分析和比较之后，确定了适合煤矿地下水位预测所需的各项技术，并对其进行了必要的理论说明。
• It ascertains the optimum grid granularity and density threshold on the basis of the situation in which dense and sparse grid is generated during the procedure of grid dynamical partitioning.
  在网格动态划分过程中，根据密网格和稀疏网格的产生情况，确定最佳网格粒度与密度阈值。
• Ascertains the relation between entities in knowledge base of assembly unit partition;
  以装配工艺快速设计支持系统的知识库结构为基础，明确了装配单元划分系统知识库中实体间联系；
• The paper establishes comprehensive judgement system to the reliability of the fire protection system in underground business constructions, investigates and analyses the calculational evaluation method of the reliability of automatic sprinkling system and fire alarm system primarily and ascertains the reliable grade at the same time.
  建立了地下商业建筑消防系统可靠性综合评价系统，并重点分析研究了综合评价系统中的自动喷水灭火及火灾自动报警分系统的可靠性计算评价方法，确定了其可靠性等级。
• At that point, the software ascertains market value and presents the user with a final price.
  这时软件便能确定移动设备的市场价值，并向用户给出最终价格。
• The paper Analyses influencing extent of all kinds of factors to economic specific frictional resistance and ascertains sensitive factor and no sensitive factor that effect specific frictional resistance.
  分析了各因素对经济比摩阻的影响程度，确定了经济比摩阻的敏感性因素和不敏感性因素。
• The article first points out the aim and meanings of studying the official electronic documents 'structural design in China, and ascertains its basic conception and principle, and also studies XML, as a markup language technology.
  论文首先指出了研究中国电子公文结构设计的目的与意义，并明确了中国电子公文结构设计的基本概念与原理，还对XML置标语言技术进行了研究。