| 单词 | acute |
|---|---|
| 音标 | [ə'kju:t] |
| 解释 | a.灵敏的；[病]急性的 |
| 红宝书 | 【英】 adj.灵敏的(keen; shrewd; sensitive)；(病)急性的(severe but of short duration; not chronic) 【考】 perspicacity : acute / caprice : whimsical(同义: 敏锐和敏锐的/多变和 多变的)反义词：mild(和缓的 ，不严重的) 【同】 n. acuteness |
| 字源 | acute (adj.) late 14c., originally of fevers and diseases, "coming and going quickly" (opposed to a chronic), from Latin acutus "sharp, pointed," figuratively "shrill, penetrating; intelligent, cunning," past participle of acuere "sharpen" (see acuity). Meaning "sharp, irritating" is from early 15c. Meaning "intense" is from 1727. Related: Acutely; acuteness. |
| 不择手段背单词 | adj. 敏锐的(知觉敏锐的或有辨别能力的; 聪明的) = keen = shrewd = sensitive; (病)急性的(发作快, 持续时间短, 发病过程剧烈的) 【例】acute disease 急性病 She has very acute hearing 她的听觉很灵敏. 【类】perspicacity: acute = caprice: whimsical敏锐和敏锐的 = 多变和多变的 【反】mild(adj 和缓的; 不严重的) |
| 趣味全助记 | 【记】acuity；a + cut 切，刻→一个能cut东西的东西是尖锐的→很尖刻剧烈的；a cute 可爱，聪明伶俐→机灵，灵敏 |
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