| 词汇 | futile |
| 词根词缀 | 词源： 1550s, from M.Fr. futile, from L. futilis "vain, worthless, futile," lit. "pouring out easily" (of a vessel), hence "easily emptied, leaky, unreliable," from base of fundere "pour, melt," from PIE *gheu- "to pour" (see found (2)). 词根记忆： a. 无效的,无用的,无希望的I made a few futile attempts before I gave up.我在放弃之前做了很多无用的尝试. |
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