periods是什么意思-periods英文怎么读-英汉词典翻译

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英['pɪrɪədz] 美['pɪrɪədz]

名词 period:

an amount of time
the interval taken to complete one cycle of a regularly repeating phenomenon
(ice hockey) one of three divisions into which play is divided in hockey games
a unit of geological time during which a system of rocks formed
the end or completion of something
the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause--Hippocrates--Aristotle
a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations

4. His painting went through both representational and abstract periods.: 他的绘画风格经历了具象和抽象两个阶段。

5. They had undoubtedly made progress in the six years that separated the two periods.: 他们无疑在那两个时期之间的6年里取得了进步。

6. In wet periods, the land may be able to respond to these stresses.: 在湿润时期，土地可能会对这些压力作出反应。

7. The duration of previous geologic periods was difficult to determine.: 以前很难确定地质期的持续时间。

8. Many people pass through periods of difficulty in sleeping and eating.: 许多人都会经历睡眠和饮食困难的时期。

9. Fossils are thus identifying markers for particular periods in Earth's history.: 因此，化石是识别地球历史上特定时期的标志。

10. Earth was already in one of its warm interglacial periods when we started burning fossil fuels.: 当我们开始使用化石燃料时，地球已经处于温暖的间冰期之一。

11. Astronomical cycles have an effect on Earth's climate even during periods when there is no glaciation.: 即使在没有冰川的时期，天文周期也会对地球的气候产生影响。

12. During periods when commodity prices were high, the rate of westward migration increased spectacularly.: 在商品价格较高的时期，西迁的速度大幅增长。

13. During previous interglacial periods, when glaciers retreated, they left behind open land in their wakes.: 在以往的间冰期中，当冰川消退时，它们在尾迹中留下了开阔的土地。

14. During the sun's violent periods, it throws off charged particles in fast-moving strings called solar winds.: 在太阳活动剧烈的时期，它会释放出带电粒子，形成快速移动的弦，被称为太阳风。

15. During the sun's violent periods, it throws off charged particles in fast moving strings called solar winds.: 在太阳活动剧烈的时期，它会释放出带电粒子，形成快速移动的弦，称为太阳风。

16. Slow, continuous change may be the norm during periods of environmental stability, while rapid evolution of new species occurs during periods of environment stress.: 缓慢的、持续的变化可能是环境稳定时期的常态，而新物种的快速进化发生在环境压力时期。

17. Although change in carbon dioxide content closely follows change in temperature during periods of deglaciation, it apparently lags behind temperature during periods of cooling.: 虽然在冰川消退期间二氧化碳含量的变化与温度的变化密切相关，但它显然滞后于冷却期间的温度。

20. The players have comparatively long periods of inactivity.: 这些运动员有相当长的一段时间会无所事事。

21. It is difficult to make oneself concentrate for long periods.: 让自己长时间聚精会神是很困难的。

22. There were periods of sulking, of pronounced distance, of coldness.: 出现阶段性的愠怒、明显的疏远和冷淡。

23. The workload can be evened out, instead of the shop having busy times and slack periods.: 工作量可以均衡分配，商店就不会有旺季和淡季。

24. During the past few years the university has staggered the summer holiday periods for students.: 在过去几年里该大学已经把学生的暑假时间错开了。

28. Sitting in one position for long periods of time is nor healthy.: 长时间保持一种姿势并不健康。

29. It'll have to operate for long periods of time in very cold temperatures.: 它必须长时间在非常低的温度下运行。

30. It was discovered that long periods of home-working even caused backache.: 人们发现，长期在家中办公甚至会引起背痛。

用作名词 (n.)

The bitch's cycle is divided into four periods.
母犬的发情周期被分为一下四个阶段。
Timer must be disabled when graphing readings for extended periods.
当在观看较长周期的图形和读值时，必须关闭定时器。

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