unavailing
英 [?n?'ve?l??]
美[,?n?'vel??]
- adj. 無效的；徒勞的；無益的；無用的
助記提示
1、un- "not" + a- "to" (see ad-) + -vail- "be worth" + -ing.
英文詞源
- unavailing (adj.)
- "ineffectual, useless," 1660s, from un- (1) "not" + availing. Also see unavailable.
雙語例句
- 1. Efforts to reach the people named in the report proved unavailing.
- 聯(lián)系過報告中所提到的那些人，但都徒勞無功。
來自柯林斯例句
- 2. He died after a brave but unavailing fight against a terminal illness.
- 在與絕癥進行了一番勇敢但卻徒勞的抗?fàn)幹螅€是去世了。
來自柯林斯例句
- 3. Their efforts were unavailing.
- 他們的努力都付諸東流。
來自《權(quán)威詞典》
- 4. All our protests were unavailing.
- 我們的抗議全部無用.
來自《簡明英漢詞典》
- 5. Hurstwood heard the details of the weary and unavailing search that evening.
- 那天晚上,赫斯渥聽到了這次勞而無獲的尋找的詳細情況.
來自英漢文學(xué) - 嘉莉妹妹