incidence
                                                    英 ['ɪnsɪd(ə)ns]
                                                                        美 ['ɪnsɪdəns]
                        
                
                
                
                
                    
                                    
                
                                                                                        incidence 中文词源
                
                
                    incidence 发生率来自incident,偶发事件,发生。引申词义发生率。
                 
                                                incidence 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.
 
                
                                                    incidence 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