periodic
英 [ˌpɪəriˈɒdɪk]
美 [ˌpɪriˈɑːdɪk]
adj. 间发性的; 定期的; 周期的
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- Periodic checks are carried out on the equipment.
设备定期进行检查。
- Periodic checks are carried out on the equipment.
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.- Periodic checks are taken to ensure that high standards are maintained.
定期检查以确保维持高水准。 - ...periodic bouts of illness.
周期性发病
- Periodic checks are taken to ensure that high standards are maintained.
英英释义
adj
- recurring or reappearing from time to time
- periodic feelings of anxiety
- happening or recurring at regular intervals
- the periodic appearance of the seventeen-year locust
双语例句
- There may be periodic police 'sweeps' of crime in the area.
警方可能对该地区的犯罪活动进行定时的“扫荡”。 - 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。 - These arrangements are subject to periodic reviews.
这几项安排每隔一定时间须予复查。 - A energy iteration method for periodic solutions to second order strongly nonlinear non-autonomous systems is suggested.
给出了确定一般二阶强非线性非自治系统周期解的能量迭代方法。 - Analysis of a periodic function into a sum of simple sinusoidal components.
周期函数解成简单正弦曲线之和的分析。 - 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。 - And now we can rationalize what is going on in the Periodic Table.
现在我们能合理解释,元素周期表上的东西了。 - The periodicity of positron annihilation parameter is related to periodic change of lattic distortion and crystal defect.
正电子湮没参数的周期性,与点阵畸变和晶体缺陷的周期性变化有关。 - Atomic structure and the periodic table.
原子结构和元素周期表。 - The mathematicians turned to culling periodic solutions.
数学家们转而去挑选周期解。