| 单词 | periodic |
| 释义 | periodicperiodic /ˌpɪriˈɑdɪk◂/ ●○○ AWL (also periodical) adjective [only before noun] happening many times over a long period, usually at regular times: periodic crop failures—periodically /-kli/ adverb: The information on our website is updated periodically. |
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