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。
• 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。
• This thesis hopes that not only these strategies can have the reference value for the researched organization, but also they can have some avails for the other organizations of the same kind.
  论文希望这些策略不仅对被研究机构的发展有参考价值，同时也对其它同类机构的发展有借鉴价值。
• 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 latter avails the former;
  后者本来使用前者；
• Prostitution itself is legal, however solicitation, procuring or living off the avails of prostitution can land you in jail.
  卖淫本身是合法行为，但是，交易，拉皮条或以卖淫为生却能让你镗啷入狱。
• How our prayer avails depends upon what we are and what our life is.
  我们的祷告是否有功效取决于我们的为人及我们的生活。
• 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。
• 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。
• Any person who avails himself of the priority of a previous application shall be required to specify the number of that application;
  任何人利用以前提出的一项申请的优先权的，必须写明该申请的号码；