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incidence

英 ['ɪnsɪd(ə)ns] 美['ɪnsɪdəns]
  • n. 发生率;影响;[光] 入射;影响范围

CET4TEM4IELTSGRE考研TOEFLCET6低频词常用词汇

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

来自《权威词典》

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.

来自《简明英汉词典》

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.

来自《简明英汉词典》

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。

来自柯林斯例句

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。

来自柯林斯例句