劍橋詞典the act of stopping something from happening or of stopping someone from doing something 阻止，妨礙；預防 crime prevention 預防犯罪 The organization is committed to AIDS prevention and education . 該組織致力於艾滋病的預防和教育。 例句 As far as health is concerned , it is often said that prevention is better than cure .His research in the field of disease prevention produced unexpected results .Accident prevention must be viewed as a priority .fire prevention officers Health education in the local population is crucial to the prevention of killer diseases .習語prevention is better than cure 返回 prevention