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

• 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。
• What now avails all my toil and labor in amassing honey-dew on this leaf, which I cannot live to enjoy!
  我现在还是辛辛苦号地在这片树叶上搜集蜜露，可是这有什么用呢？
• The paper introduces the instruction of multimedia web courseware making system, realizes the standard expression of courseware material on XML and avails to share and upgrade the courseware material, solutes the synchronization and location of multimedia.
  论文提出了多媒体Web课件制作系统的框架结构；运用XML语言实现课件资源的标准化表示而且利于课件资源的共享和升级；
• The scholar in our country encompassment the controlling share making use of a controlling power to gain controlling power avails problem has carried out a great quantity studying.
  国内学者围绕控股股东利用控制权获取控制权收益的问题进行了大量研究。
• 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。
• Fourthly, on account of its above advantages, asset securitization can reduce the total financing cost for enterprises, which avails the increase of stockholders 'equity rate and the realization of enterprise value elevation through the use of Financial Leverage.
  第四，由于以上资产证券化的诸多优点，企业资产证券化降低了企业总融资成本，并通过财务杠杆的利用，有利于企业股东权益增长率的提高，实现企业价值的提升。
• The entity then contacts the Service Server ( SS), uses the ST to prove that it has been authorized to avail the service and avails the service.
  该实体然后联系ServiceServer（SS），使用ST证明自己有权利用服务，然后实际使用服务。
• 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。
• He avails himself of every opportunity to get promotion.
  他抓紧每个机会以得到升迁。
• This amelioration not only avails coordinated filtration between groups and concentrative feedback study, but also profits the filtrating performance of mail classifier.
  这种改进不仅有利于组间的协同过滤及集中式的反馈学习，而且有利于提高邮件分类器的过滤性能。