| 单词 | acute angles |
| 释义 | acute /ə-kūt/adjective
An acute accent ORIGIN: L acūtus, pap of acuere to sharpen acutˈance noun A physical measure of the sharpness of a photographic image acuteˈly adverb acuteˈness noun acute accent noun A mark (´) over a letter in ancient Greek indicating a rising pitch, now used for various purposes in indicating pronunciation in various languages acute angle noun An angle of less than 90º acute rheumatism noun Rheumatic fever |
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