prevalenceKK [ˋprɛvələns] /ˈpɹɛvələns/发音名词1普遍、盛行、流行The prevalence of smartphones has changed how we read news.智慧型手机的普及改变了我们阅读新闻的方式。2盛行率、罹病率医学The prevalence of diabetes among older adults keeps rising.老年人糖尿病的盛行率持续上升。用这个字练口说→