| 英语单词 | periodically |
|---|---|
| 英美音标 | 英 [ˌpɪəri'ɒdɪkli] 美 [ˌpɪəri'ɒdɪkli] |
| 中文释义 | adv.周期性地；定期地 |
| 英语例句 | (1) New strains of viruses appear periodically. (2) The state of knowledge in this field has been surveyed periodically in review papers. (3) Drones must return periodically to recharge their weapons and propulsion systems. |
| 中文例句 | (1) 新菌系的细菌周期性地产生。 (2) 在一些评论文中对这一领域的动态周期性地进行了评述。 (3) 雄蜂一定定期地回复再休整他们的武器和推进系统。 |
Learn with these flashcards. Click next, previous, or up to navigate to more flashcards for this subject.
Next card: Loneliness felt feeling i 英 ləʊnlinəs] 美 ləʊnlinəs n.孤独；寂寞
Previous card: Cynical people attitude greek word adj-graded 能被表示程度的副词或介词词组修饰的形容词 英
Up to card list: 17641 COCA words