Level 6 · word 12,802 of 20,000
periodically
/ˌpɪriˈɑːdɪkəli/
American

- adv. 定期地, 周期性地
- adv. 不时地, 偶尔
- Definition
- adv. happening again and again at regular intervals of time
- adv. happening occasionally, not at regular intervals
- Example
- You should check the oil in your car periodically.
- 你应该定期检查一下汽车的机油。
Word mapFrequency
Word familyperiod-