incidence

【发音】
美 /'ɪnsɪdəns/ 英 /'ɪnsɪdəns/
【翻译】
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n. 发生率
英释:the number of times something happens, especially crime, disease etc
【记忆】
in(不, 无) + cid(落下) + ence → 苹果落下砸到牛顿的发生率并非那么高 → 发生率
【短语】
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incidence rate : 发生率,发病率
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incidence angle : 入射角,迎角;安装角
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angle of incidence : [计]入射角
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normal incidence : 正入射;垂直入射;法线入射
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incidence matrix : 关联矩阵
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incidence of a disease : 发病率
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oblique incidence : 倾斜入射
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grazing incidence : 掠入射;切线入射;临界入射
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glancing incidence : 掠入射;切线入射
【例句】
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The incidence of breast cancer increases with age.
乳腺癌的发病率随着年龄的增长而上升。
【真题例句】
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(2016.6 • CET6 • 第一套 • 听力题)...What did James Burke recommend to reduce the incidence of cognitive decline...
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(2016.6 • CET6 • 第一套 • 听力题)...we can reduce the incidence of cognitive decline...
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(2016.6 • CET6 • 第一套 • 阅读理解)...The incidence of teenage crime and misbehavior is decreasing nowadays...
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(2013.6 • CET6 • 第三套 • 阅读理解)...writing breathlessly in the New York Times about the "rising incidence of extreme events"...
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(2013.6 • CET6 • 第三套 • 阅读理解)...hurricane incidence has dropped off the charts...
【单词相关测试】
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At present, it is not possible to confirm or to refute the suggestion that there is a causal relationship between the amount of fat we eat and the______ of heart attacks.
正确答案:A
解释:句意: 有人认为, 脂肪的摄入量和心脏病发病率之间存在着因果关系, 但现在我们很难决定应该赞成还是反驳这种观点。impetus: 推动力, 促进; rupture: 破裂, 决裂; emergence: 浮现, 露出。
A. incidenceB. impetusC. ruptureD. emergence
【同、近义词】
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n.发生率;影响;[光]入射;影响范围
infection/impression/effect/influence/affection/
【同根词】
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adj
incident : [光] 入射的;附带的;易发生的,伴随而来的
incidental : 附带的;偶然的;容易发生的
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n
incident : 事件,事变;插曲
incidental : 附带事件;偶然事件;杂项