| 词汇 | vitiate |
| 释义 | viti·ateBrE /ˈvɪʃieɪt/ NAmE /ˈvɪʃieɪt/ verb present simple - I / you / we / they vitiateBrE /ˈvɪʃieɪt/ NAmE /ˈvɪʃieɪt/ present simple - he / she / it vitiatesBrE /ˈvɪʃieɪts/ NAmE /ˈvɪʃieɪts/ past simple vitiatedBrE /ˈvɪʃieɪtɪd/ NAmE /ˈvɪʃieɪtɪd/ past participle vitiatedBrE /ˈvɪʃieɪtɪd/ NAmE /ˈvɪʃieɪtɪd/ -ing form vitiatingBrE /ˈvɪʃieɪtɪŋ/ NAmE /ˈvɪʃieɪtɪŋ/ [usually passive ]~sth (formal ) to spoil or reduce the effect of sth 使失效；削弱效用 |
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