首页英语词典incidenceincidence的意思

incidence怎么读？

incidence

英 ['ɪnsɪd(ə)ns] 美['ɪnsɪdəns]

英英释义考试真题实用场景例句

n. 发生率；影响；[光] 入射；影响范围

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词态变化

复数: incidences;

中文词源

incidence 发生率

来自incident,偶发事件，发生。引申词义发生率。

英文词源

incidence (n.): early 15c., "incidental matter," from Middle French incidence (15c.), from Late Latin incidentia (see incident (n.)). Meaning "act of coming into contact with" is from 1650s; sense in physics is from 1620s.

双语例句

1. an area with a high incidence of crime: 犯罪率高的地区

2. This area has a high incidence of crime, disease, unemployment, etc.: 这个地区的犯罪率、发病率、失业率等很高.

3. The report analyses the incidence of cancer among people aged 0 - 24.: 这份报告分析了从0 岁到24岁的人的癌症发病率.

4. The change in smoking is paralleled by a change in the incidence of lung cancer.: 吸烟情况的变化与肺癌发病率的变化如影随形。

5. It was noted that within a year the incidence of illness had increased quite significantly.: 据观察一年之内发病率显著上升。