periodic

英 [ˌpɪəriˈɒdɪk]

美 [ˌpɪriˈɑːdɪk]

adj.  间发性的; 定期的; 周期的

CET6TOEFLTEM8医学

Collins.1 / BNC.7973 / COCA.7702

牛津词典

adj.

• 间发性的；定期的；周期的
  happening fairly often and regularly
  1. Periodic checks are carried out on the equipment.
     设备定期进行检查。

柯林斯词典

• ADJ 间发性的；定期的；周期的
  Periodicevents or situations happen occasionally, at fairly regular intervals.
  1. Periodic checks are taken to ensure that high standards are maintained.
     定期检查以确保维持高水准。
  2. ...periodic bouts of illness.
     周期性发病

英英释义

adj

• recurring or reappearing from time to time
  1. periodic feelings of anxiety
  Synonym:occasional
• happening or recurring at regular intervals
  1. the periodic appearance of the seventeen-year locust
  Synonym:periodical

双语例句

• A circuit that provides periodic signals to control and synchronize other circuits.
  一种提供周期性信号的电路，用于控制和同步其它电路。
• The mathematicians turned to culling periodic solutions.
  数学家们转而去挑选周期解。
• And quasi-periodic and chaotic motion can bifurcate from periodic motion when parameters of the system are changed.
  而在系统参数变化时，又由周期分叉形成了准周期和混沌。
• A mechanical model of two-degree-of-freedom system with clearance was established, whose periodic motion and disturbed motion were studied.
  建立了一类两自由度含间隙系统的力学模型，并研究了该系统的周期运动及运动的受扰运动。
• The periodic buckling leaves the fibre in a waved conformation.
  周期性的弯折在纤维中造成波形构成。
• The RUP artifact Issues List is updated and maintained by project management on both a periodic and event-driven basis.
  项目的管理人员在定期的和事件驱动的基础上，更新和维护RUP中的工件问题列表（IssuesList）。
• This system is intended to supplement the on-crank system by increasing the time intervals between periodic on-crank cleaning.
  此系统旨在通过增加定期曲柄上清洁之间的时间间隔对曲柄面系统进行补充。
• This paper studies the existence of periodic solutions for some non-autonomous second order systems.
  研究一类非自治二阶系统周期解的存在性问题。
• This figure demonstrates periodic task scheduling.
  本图演示了周期性任务调度。
• By using the mean values of the periodic coefficients, the approximations of the unstable frequencies are obtained.
  用周期性系数的平均值法获得了不稳定频率的近似值。