| 释义 | 
		ameliorateameliorate /əˈmilyəˌreɪt/ verb [transitive] ETYMOLOGYameliorateOrigin: 1700-1800 meliorate  to ameliorate  (16-20 centuries), from  Late Latin, past participle of  meliorare, from  Latin  melior  better   VERB TABLEameliorate |
 | Present | I, you, we, they | ameliorate |   | he, she, it | ameliorates |  | Past | I, you, he, she, it, we, they | ameliorated |  | Present perfect | I, you, we, they | have ameliorated |   | he, she, it | has ameliorated |  | Past perfect | I, you, he, she, it, we, they | had ameliorated |  | Future | I, you, he, she, it, we, they | will ameliorate |  | Future perfect | I, you, he, she, it, we, they | will have ameliorated |  
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 | Present | I | am ameliorating |   | he, she, it | is ameliorating |   | you, we, they | are ameliorating |  | Past | I, he, she, it | was ameliorating |   | you, we, they | were ameliorating |  | Present perfect | I, you, we, they | have been ameliorating |   | he, she, it | has been ameliorating |  | Past perfect | I, you, he, she, it, we, they | had been ameliorating |  | Future | I, you, he, she, it, we, they | will be ameliorating |  | Future perfect | I, you, he, she, it, we, they | will have been ameliorating |  
     formal to make something better:  Measures to ameliorate working conditions have had little effect.—amelioration /əˌmilyəˈreɪʃən/ noun [uncountable]  |