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

• First, analyses the environment changes faced by a knowledge-based enterprise in its development and problems encountered with in its practice of management and theoretical research on the background of the knowledge economy, and ascertains the issue of knowledge based enterprise growth as the main study subject.
  首先，分析在知识经济背景下，企业发展面临的环境变化和知识型企业在管理实践与理论研究中存在的问题，确定了将知识型企业的成长问题作为研究的主要内容。
• 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。
• In the midst of a personal crisis, junior senator Maggie Davidson ( Holly) ascertains that she's the subject of a terrorist plot.
  年青参议员玛吉戴维森处在个人危机中，她查出自己成了恐怖分子计划中的目标。
• According to special field, the characteristic ascertains the student source.
  根据专业特点确定学生来源。
• 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 ascertains signification of enhancing the level of water resources management for reducing the contradiction of water supply and demand.
  本文阐述了加强水资源管理和提高管理水平对缓解水资源供需矛盾的意义。
• 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。
• Each of these testing methods ascertains the software product quality in different functional areas.
  每种测试方法确定软件产品在不同功能区域的质量。
• Secondly, the neural network theory is discussed briefly in this paper. At the same time, the paper analyses the two forward-type networks detailedly and also ascertains their differences.
  其次，本文对神经网络理论进行了简要的阐述，并对两种前向型网络进行了详尽的分析，也对这两种网络的差异进行了探讨。
• According to the area and economic characters in developed areas, and combining the traffic speciality of road networks, mis paper ascertains the aim and function of speedway tolling;
  本文针对发达地区的区域特征和经济特征，结合路网的交通流特性，确定高速公路的收费目的和职能；