| 单词 | useless |
| 释义 | 🔑 use·lessBrE /ˈjuːsləs/ NAmE /ˈjuːsləs/ adjective 🔑 not useful ; not doing or achieving what is needed or wanted 无用的；无效的；无价值的◆ This pen is useless . 这支笔没用了。◆ ~ (to do sth )He knew it was useless to protest . 他知道抗议是徒劳的。◆ ~ (doing sth )It's useless worrying about it . 为这事担心无济于事。◆ She tried to work , but it was useless (= she wasn't able to ). 她很想做事，但力不从心。~ (at sth /at doing sth )(informal ) not very good at sth ; not able to do things well 差劲的；不行的；不擅长的◆ I'm useless at French . 我的法语不太行。◆ Don't ask her to help . She's useless . 别求她帮忙。她没那个能耐。▸ use·less·lyBrE /ˈjuːsləsli/ NAmE /ˈjuːsləsli/ adverb ▸ use·less·nessBrE /ˈjuːsləsnəs/ NAmE /ˈjuːsləsnəs/ noun [U ] |
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