柯林斯詞典certified /?s??t??fa?d/ 1. ADJ holding or guaranteed by a certificate 有保証的 返回 certified劍橋詞典having a document that proves that you have successfully finished a course of training 有郃格証書的；獲得資格的 a certified teacher /nurse 有資格証書的教師／護士 返回 certified