| 释义 | 
		authenticateau‧then‧tic‧ate /ɔːˈθentɪkeɪt $ ɒː-/ verb [transitive]    VERB TABLEauthenticate |
 | Present | I, you, we, they | authenticate |   | he, she, it | authenticates |  | Past | I, you, he, she, it, we, they | authenticated |  | Present perfect | I, you, we, they | have authenticated |   | he, she, it | has authenticated |  | Past perfect | I, you, he, she, it, we, they | had authenticated |  | Future | I, you, he, she, it, we, they | will authenticate |  | Future perfect | I, you, he, she, it, we, they | will have authenticated |  
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 | Present | I | am authenticating |   | he, she, it | is authenticating |   | you, we, they | are authenticating |  | Past | I, he, she, it | was authenticating |   | you, we, they | were authenticating |  | Present perfect | I, you, we, they | have been authenticating |   | he, she, it | has been authenticating |  | Past perfect | I, you, he, she, it, we, they | had been authenticating |  | Future | I, you, he, she, it, we, they | will be authenticating |  | Future perfect | I, you, he, she, it, we, they | will have been authenticating |  
    - Her company authenticates paintings and other works of art.
 - The Loch Ness Monster's existence has not been authenticated.
 
 - But Western culture was very reluctant to authenticate reports of meteorite falls.
 - Digital certificates provide electronic credentials that enable authenticated and encrypted communications and transactions between sites and individuals over the Internet.
 - Flammer, 24, took the stand to authenticate his pictures Tuesday.
 - Minorities, especially ethnic minorities, are used to authenticate the affective, melodramatic component of contemporary narratives.
 - Once the first impact crater had been authenticated, other candidates quickly became known.
 - She emphasised that everything becomes collectable in time, particularly when its history and date of manufacture can be authenticated.
 - These influences might partly be attributed to the official who authenticated the Cologne decree, Asclipiodus.
 - This component can be viewed as the means of authenticating the data.
 
    to prove that something is true or real:   The painting has been authenticated by experts.  passwords which can authenticate electronic documents—authentication /ɔːˌθentɪˈkeɪʃən $ ɒː-/ noun [uncountable]  |