periodically
adverb /ˌpɪəriˈɒdɪkli/
  /ˌpɪriˈɑːdɪkli/
- in a way that happens fairly often and regularly
- Mailing lists are updated periodically.
 - Periodically, we meet to discuss any problems.
 
 
| 单词 | periodically | 
| 释义 | periodicallyadverb /ˌpɪəriˈɒdɪkli/   /ˌpɪriˈɑːdɪkli/ 
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