periodically
释义
adv. 周期性地；定期地
自然拼读
词态
形容词：periodic
例句
The Councillor boldly declared the time of King Hans to be the noblest and the most happy period.
司法官大胆地宣布，汉斯国王的时代是最高贵、最幸福的时代。
Periodically, starfish population explodes.
海星的数量会周期性地激增。
For reasons not fully understood, the field itself reverses periodically every million years or so.
由于一些尚不完全清楚的原因，该领域本身大约每隔百万年就会周期性地翻转一次。
It might be that yawning helps to clear out the lungs by periodically lowering the pressure in them.
打哈欠可能通过周期性地降低肺部的压力来帮助清理肺部。
The inclination, or tilt, of Earth's axis also varies periodically, moving between 22 degrees and 5 degrees.
地轴的倾向，或者说倾斜度也会周期性地变化，在22度到5度之间移动。
Periodically review their emerging strengths and weaknesses with kids and work together on any shortcomings, like difficulty in communicating well or collaborating.
定期与孩子们一起回顾他们新表现出来的优点与缺点，然后共同努力克服诸如难以与人沟通或协作的困难。
It is long known that Earth's orbit around the Sun changes periodically, cyclically affecting the way solar radiation strikes the Earth.
人们早就知道，地球围绕太阳的轨道会周期性地变化，周期性地影响太阳辐射照射地球的方式。
Lemmings periodically commit mass suicide, and no one knows just why! The small creatures, which inhabit the Scandinavian mountains, sustain themselves on a diet of roots and live in nests they make underground.
旅鼠周期性地集体自杀，没有人知道究竟为什么！这种生活在斯堪的那维亚山脉的小生物，以树根为食，住在它们在地下建造的巢穴里。
The possibility that mass extinctions may recur periodically has given rise to such hypotheses as that of a companion star with a long-period orbit deflecting other bodies from their normal orbits, making some of them fall to Earth as meteors and causing widespread devastation upon impact.
大灭绝会周期性重现的可能性引发了这样的假设，即轨道周期长的伴星使其他天体偏离正常轨道，使其中一些以流星的形式落到地球，并在撞击后造成大范围破坏。
We clean the house periodically.
我们定期打扫房子。
近义
adv.定期地；周期性地；偶尔；间歇
regularly
termly