persistentKK [pɚˋsɪstənt] /pɚˈsɪstənt/發音形容詞1持續的、不斷的、反覆出現的She went to the doctor about a persistent cough.她因為久咳不癒去看了醫生。2堅持不懈的、執著的Only the most persistent applicants eventually got an interview.只有最堅持不懈的應徵者最後才拿到面試機會。3糾纏不休的、纏人的、固執的多含貶義The salesman was so persistent that I finally hung up.那個業務員一直糾纏不休,我最後直接把電話掛了。4殘留的、持久的多用於科學領域These persistent chemicals stay in the soil for decades.這些殘留性化學物質會在土壤中留存數十年。