avails

英 [əˈveɪlz]

美 [əˈveɪlz]

n.  效用; 利益; 帮助
v.  有帮助; 有益; 有用
avail的第三人称单数和复数

柯林斯词典

• PHRASE 毫无用处;没效果
  If you do somethingto no availorto little avail, what you do fails to achieve what you want.
  1. His efforts were to no avail...
     他徒劳无功。
  2. I apologized repeatedly, but to little avail.
     我一再道歉，但丝毫没有奏效。
• VERB 接受（提议）；利用（机会）
  If youavail yourself ofan offer or an opportunity, you accept the offer or make use of the opportunity.
  1. Guests should feel at liberty to avail themselves of your facilities.
     宾客们应该可以随意使用你们的各种设施。

双语例句

• Tax cost is that enterprise managers must disburse, it is tightly linked with ultimate avails of the enterprise.
  税收成本是企业经营的必须支出，它与企业最终的收益痛痒相关。
• The development mode based on component technology guarantee that system integrates GIS. It could use the mature analysis function of GIS, and avails to each module updating and maintenance.
  基于组件技术的开发方式确保了系统与工具型GIS的融合，能够很好的利用GIS成熟的分析功能，并有利于各功能模块的更新与维护。
• The large steric hindrance group avails to the enantioselectivity, but too much steric hindrance reduces the activity.
  大位阻取代基有利于提高对映选择性，但位阻过大降低催化活性。
• To control the crimes of "robbery, grab and theft", we should decrease criminal chances, improve the difficulty of crime, increase the cost of crime and lessen the criminal anticipation avails.
  采取减少犯罪机会、加大犯罪难度、增加犯罪成本及降低犯罪预期回报等措施，可以有效控制“两抢一盗”犯罪。
• The paper avails the strong processing function and attributes reduction function of rough set theory to select indexes from traditional financial and non-financial indexes.
  文章将采用粗糙集理论强大的数据处理功能及属性约简功能对传统财务指标和非财务指标进行筛选，实现了原有指标体系基础上的合理删除和增加，使指标体系更为合理。
• If the supplier avails itself of a third party to carry out a performance, the supplier will be held responsible for this third party as for any other person employed in performing an obligation.
  如果供应商用第三方履行某一义务，供应商亦应对该第三方的行为负责，如同对受其雇佣履行义务的任何其他人一样。
• The reason of we research the fault sealing of oil and gas fields is to open out the influence of many restricted condition on fault sealing, which avails exploration and exploitation of oil and gas.
  我们研究油气田断层封闭性，是要揭示这多种制约条件对断层封闭性的影响程度，为油气勘探与开发工作服务。
• "All that avails is flight." Maybe my father was onto something.
  “走为上策。”也许我父亲说的没错。
• He avails himself of every opportunity to get promotion.
  他抓紧每个机会以得到升迁。
• Feature point extraction and tracking method is an important contents to studying imaging-based target tracking, and avails to the research on target identification, maneuver detection and so on.
  特征点的提取和跟踪是基于图像的目标跟踪技术研究中的一项重要内容，对目标识别、机动检测等有着重要意义。