英 [əˈveɪl] 美 [əˈveɪl]
n. 效用，利益
v. 利用，有益于；有益于
第三人称单数avails
现在分词availing
过去式availed
过去分词availed
avail /əˈveɪl/ CET6 TEM8 [ availing availed avails ]
习语 If you do something to no avail or to little avail, what you do fails to achieve what you want. 徒劳
His efforts were to no avail.
他的努力是徒劳的。
及物动词 If you avail yourself of an offer or an opportunity, you accept the offer or make use of the opportunity. 利用
Guests should feel at liberty to avail themselves of your facilities.
客人们应可以随意使用你们的设施。
效益
效用
available 有效的，可得的；可利用的；空闲的
availability 可用性；有效性；实用性
有用，有利
有利，有用
The doctors tried everything to keep him alive but to no avail.
医生千方百计想使他活下来，但无济于事。
His efforts were to no avail.
他的努力是徒劳的。
Your ability to argue is of little avail if the facts are wrong.
如果论据是错的，你的辩才也就没有什么用了。
We have to invent a process, a chemical extraction process that will make the production of magnesium cheaper so that we will have the opportunity to avail ourselves of energy-efficient materials.
我们必须发明出一种方法，一种化学提炼方法,能够使生产镁变得更便宜,那样我们才有机会,让我们自己用上高效能的材料。
固态化学导论课程节选 : 麻省理工公开课
So, avail yourself of that. Find a newspaper.
因此，自己去利用这些资源。找一份报纸。
SpeakingMax英语口语达人 : 英语阅读：技巧
The video tutor also has a couple of avail aments.
视频辅导也有一些缺陷。
媒体、教育、市场课程节选 : 麻省理工公开课
It was in Terminal 1 where I decided to avail myself of a pedicure.
We spend huge sums on guards, we waste many hours of citizens' time, to little avail.
He has tried Flonase and over-the-counter medicines like Claritin to little or no avail.