periodic 详细解释

periodic

[.piəri'ɔdik]

adj.周期的, 定期的, 间歇的,完句的

a.[Z][B]

1. 周期的, 周期性的; 定期的

the periodic motion of a planet

行星的周期运动

2. 时而发生的; 间歇(性)的

3. 【数】循环的; 周期函数的

4. 【语】完整句的

词形变化

副词: periodically |

词义辨析

同义参见:

intermittent  serial  occasional  

英英释义

形容词 periodic:

happening or recurring at regular intervals

同义词：periodical

recurring at regular intervals

recurring or reappearing from time to time

补充

periodicperiodic英:[ˌpiəriˈɔdik] 美:[ˌpɪriˈɑdɪk]adj.1.周期的; 定期的, 定期发生的Long long ago, we knew the periodic motion of a planet.很久以前, 我们就知道行星的周期运动。

例句

1. periodic checks are taken to ensure that high standards are maintained.通过实行定期检查来确保维持高标准。 2. problems such as diseases or periodic droughts诸如疾病或间发性旱灾此类的问题 3. The bank agreed to make periodic payments to the construction company.银行同意定期付款给建筑公司。 4. The modifications are in keeping with the periodic features of the home.这些改造与房屋的历史风格一致。 5. a periodic sound wave周期性的声波 6. the periodic visits she made to her father.她对她父亲的定期探望。 7. the periodic law.周期律。 8. We have periodic meetings to check on progress.我们定期开会检查进展情况。 9. All machines need to be checked periodically.所有机器都需要定期检查。 10. He takes the car in for periodic oil changes.他定期把汽车送去更换机油。 11. She makes periodic [=regular] payments to the bank.她定期到银行付款。 12. The directory is updated periodically.电话号码簿定期更新。

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