incidence
n. 发生率；入射
复数 incidences
例句
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。
《柯林斯英汉双解大词典》
Incidence of the disease is fairly evenly spread across Europe.
这种疾病的发生率在欧洲各地相当平均。
《牛津词典》
Authentic Italian cooking is very healthy—witness the low incidence of heart disease in Italy.
正宗的意大利烹饪对健康非常有益，在意大利心脏病发病率低就是证据。
