| futile | |
| 级别 | 第8级 |
| 音标 | [ ˈfju:taɪl ] |
| 解释 | adj.无效的，无用的，无希望的 |
| 英英释义 | (of actions ) having no effect or achieving nothing; unsuccessful |
| 发音 |  |
| 例句 |
1. They were killed, to the last man, in a futile attack. 因为进攻失败，他们全部被杀，无一幸免。 2. Their efforts to revive him were futile. 他们对他抢救无效。 |
