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 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 technical ability develops a type training a marketplace to should be narrow right away relatively, on quantity distant less than entertainment lie fallow type, but the person develops the prospect and lurking avails but is boundless.
  技能发展型培训市场就相对要窄，数量上无法和娱乐休闲型相比，可是其发展前景和潜在收益却不可限量。
• To consult to these experiences and lessons avails to us to discuss about the moral issues in the creative course of new orders of socialistic commercial economy.
  借鉴这些经验教训，有益于我们探讨和解决社会主义商品经济新秩序创造过程中的道德问题。
• The latter avails the former;
  后者本来使用前者；
• 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。
• 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。
• 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。
• Exterior investing circumstance avails to establish investing strategy of KandDa Co.
  本文的研究目的是确定重庆康达环保有限公司的投资战略。
• 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。
• 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？