重要
avail
/əˈveɪl/📚 14786 1六级考研雅思If you do something to no avail or to little avail, what you do fails to achieve what you want. 徒劳
noun [抽象名词]效用，利益
His efforts were to no avail.
他的努力是徒劳的。
verb [vt. 及物动词]利用，有益于；有益于
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。
a(对， 向) + vail(价值) → 对…有价值 → 有帮助， 有益
单词造句:
- 网友用“Avail”造句精选
- 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。
- 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。