| 例句 |
noun an area with a high incidence of crime犯罪率高的地区 the angle of incidence入射角 The country had the lowest incidence of AIDS cases proportional to its population. The lack of vitamins may explain the higher incidence of heart disease. The medical histories of our patients show a high incidence of past diseases. The report analyses the incidence of cancer among people aged 0–24. The study noted an increased incidence of heart disease in women. There is a greater incidence of cancer in the families of radiation workers. They found an increased incidence of childhood leukaemia in some areas. We compared the incidence of coronary heart disease and total mortality. an incidence rate of 4 or 5 per 10 000 of the population the highest recorded incidence of air pollution |