| 释义 | 
		underlieunderlie /ˌʌndɚˈlaɪ/ ●○○ AWL verb (past tense underlay /-ˈleɪ/, past participle underlain /-ˈleɪn/) [transitive] formal VERB TABLEunderlie |
 | Present | I, you, we, they | underlie |   | he, she, it | underlies |  | Past | I, you, he, she, it, we, they | underlay |  | Present perfect | I, you, we, they | have underlain |   | he, she, it | has underlain |  | Past perfect | I, you, he, she, it, we, they | had underlain |  | Future | I, you, he, she, it, we, they | will underlie |  | Future perfect | I, you, he, she, it, we, they | will have underlain |  
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 | Present | I | am underlying |   | he, she, it | is underlying |   | you, we, they | are underlying |  | Past | I, he, she, it | was underlying |   | you, we, they | were underlying |  | Present perfect | I, you, we, they | have been underlying |   | he, she, it | has been underlying |  | Past perfect | I, you, he, she, it, we, they | had been underlying |  | Future | I, you, he, she, it, we, they | will be underlying |  | Future perfect | I, you, he, she, it, we, they | will have been underlying |  
    1to be a very basic part of something, or the real cause of or reason for something:  Lack of communication underlies many of the problems in their marriage.2to exist at a lower level or in a lower layer than something else:  Clay underlies this whole area.  |