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

• 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。
• Direct measurement of seismic attenuation ascertains that fluid motion is a primary mechanism in porous, permeable elastics.
  地震波衰减机制和测量方法研究表明，在孔隙和渗透性碎屑岩中，流体运动是衰减的主要机制。
• Make a concrete analysis as follows: Firstly, the paper introduces the natural overview of agriculture and pasture interlaced region of Gansu, ascertains the intension of sustainable development in this area, and appraises the sustainable development level according to qualitative analysis and quantitative angles.
  首先介绍了甘肃省农牧交错区的地域概况，明晰了农牧交错区可持续发展内涵，从定性和定量两方面对本区可持续发展水平进行了评价。
• The Fourth part of the article designs the real options models and ascertains the parameters estimating methods.
  第四，实物期权法模型构建与参数方法确定。
• The first part expounds the connotation of the educational research idea and the modernization, and ascertains the basic connotation of the modernization of the educational research idea.
  第一部分在剖析教育研究观念和现代化涵义的基础上，探析了教育研究观念现代化的基本涵义，并认为教育研究观念现代化包括时间和价值两个维度。
• 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。
• Sven quits in disgrace after daily mirror undercover sting ascertains that he was sleeping with the snake the whole time.
  在每日镜报证据确凿的披露他一直与蛇睡在一起后，他很不体面的退出了。
• According to special field, the characteristic ascertains the student source.
  根据专业特点确定学生来源。
• 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。
• 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。