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

• 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。
• The moderate high temperature during 20 days after anthesis avails for development of good dough quality.
  适度高温处理对筋力强的小麦淀粉品质的影响程度优于筋力弱的小麦；小麦开花后20天时适度高温处理利于优质面团品质的形成；
• He avails himself of every opportunity to get promotion.
  他抓紧每个机会以得到升迁。
• 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。
• 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。
• 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；
• The expression of the dancing poem avails the body language to develop and strengthen the meaning of lyrics, which strengthen the images of them.
  舞蹈诗的抒情又以其独特的身体语言扩展了抒情诗的含义，强化了诗的意象。
• 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。
• 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。