noun🔗Share普遍性，流行性。 The quality or condition of being prevalent; wide extension or spread."The high prevalence of cell phone use in schools is a growing concern for teachers. "手机在学校里的普遍使用越来越让老师们担忧。statisticsconditionmedicinesocietybiologydiseasefrequencyqualityChat with AIVocabulary GamePractice Reading
noun🔗Share流行率，患病率 The total number of cases of a disease in a given statistical population at a given time, divided by the number of individuals in that population."The prevalence of colds among students in the school this winter was high. "今年冬天，这所学校的学生中感冒的患病率很高。medicinediseasestatisticsbiologyChat with AIVocabulary GamePractice Reading
