diurnal variation

简明释义

日变

英英释义

例句

1.The diurnal variation 昼夜变化 in animal behavior is crucial for understanding their feeding patterns.

动物行为的diurnal variation 昼夜变化对于理解它们的觅食模式至关重要。

2.Researchers noted that the diurnal variation 昼夜变化 in humidity levels affects plant growth significantly.

研究人员注意到湿度水平的diurnal variation 昼夜变化显著影响植物生长。

3.The study observed a significant diurnal variation 昼夜变化 in temperature, indicating that daytime temperatures were consistently higher than those at night.

研究观察到温度有显著的diurnal variation 昼夜变化，表明白天的温度始终高于夜间。

4.Meteorologists often study diurnal variation 昼夜变化 to predict weather changes throughout the day.

气象学家经常研究diurnal variation 昼夜变化以预测全天的天气变化。

5.The diurnal variation 昼夜变化 in air pressure can influence local wind patterns.

空气压力的diurnal variation 昼夜变化会影响当地的风向模式。

作文

The concept of diurnal variation refers to the fluctuations that occur within a 24-hour period, often influenced by the cycle of day and night. This phenomenon can be observed in various natural processes, including temperature changes, animal behavior, and even human activities. Understanding diurnal variation is crucial for several fields, such as ecology, meteorology, and psychology, as it helps explain how organisms adapt to their environment and how they respond to external stimuli.One of the most noticeable examples of diurnal variation is the change in temperature throughout the day. During the daytime, sunlight heats the Earth's surface, causing temperatures to rise. Conversely, at night, the absence of sunlight leads to a drop in temperature. This daily cycle not only affects weather patterns but also influences the behavior of many species. For instance, some animals are diurnal, meaning they are active during the day, while others are nocturnal, preferring to hunt or forage at night. This adaptation allows them to avoid predators and compete for resources more effectively.In addition to temperature, diurnal variation can also be observed in human physiology. Our bodies have internal clocks, known as circadian rhythms, which regulate various biological processes, including sleep-wake cycles, hormone release, and metabolism. These rhythms are influenced by external cues such as light and darkness. For example, exposure to natural light in the morning helps signal to our bodies that it is time to wake up, while darkness in the evening promotes the production of melatonin, a hormone that encourages sleep. Disruptions to this natural rhythm, such as those caused by shift work or excessive screen time at night, can lead to negative health outcomes, including sleep disorders and metabolic issues.Moreover, the study of diurnal variation extends beyond biological processes to include its impact on human behavior and social interactions. Research has shown that people tend to be more productive and focused during specific times of the day, often correlating with their individual circadian rhythms. For instance, some individuals may find that they are more alert and creative in the morning, while others may experience a surge of energy in the late afternoon or evening. Understanding these patterns can help individuals optimize their work schedules and improve their overall well-being.In conclusion, diurnal variation plays a significant role in shaping the natural world and influencing the behavior of living organisms, including humans. By recognizing and studying these daily fluctuations, we can gain valuable insights into our environment, enhance our productivity, and promote better health. As we continue to explore the complexities of diurnal variation, it becomes increasingly clear that these daily cycles are fundamental to life on Earth, affecting everything from the simplest organisms to the most complex human societies.

“昼夜变化”这一概念指的是在24小时内发生的波动，通常受到昼夜循环的影响。这一现象可以在多种自然过程中观察到，包括温度变化、动物行为，甚至人类活动。理解昼夜变化对于生态学、气象学和心理学等多个领域至关重要，因为它有助于解释生物如何适应环境以及它们如何对外部刺激作出反应。最明显的昼夜变化例子之一是一天中温度的变化。在白天，阳光加热地球表面，导致温度上升。相反，在夜间，阳光的缺失导致温度下降。这一每日循环不仅影响天气模式，还影响许多物种的行为。例如，一些动物是日行性的，意味着它们在白天活动，而另一些则是夜行性的，倾向于在夜间狩猎或觅食。这种适应使它们能够更有效地避免捕食者和争夺资源。除了温度，昼夜变化还可以在人类生理中观察到。我们的身体有内部时钟，称为生物节律，调节各种生物过程，包括睡眠-清醒周期、激素释放和新陈代谢。这些节律受到光和黑暗等外部线索的影响。例如，早晨接触自然光有助于向我们的身体发出信号，表明该醒来了，而傍晚的黑暗则促进褪黑激素的产生，这是一种促使睡眠的激素。对这种自然节律的干扰，例如由于轮班工作或晚上过度使用屏幕，可能导致负面的健康结果，包括睡眠障碍和代谢问题。此外，昼夜变化的研究不仅限于生物过程，还包括其对人类行为和社会互动的影响。研究表明，人们在特定时间段内往往更具生产力和专注力，这通常与他们的生物节律相关。例如，一些人可能发现自己在早晨更清醒、更有创造力，而另一些人可能在下午或晚上经历精力的激增。理解这些模式可以帮助个人优化工作时间表，提高整体福祉。总之，昼夜变化在塑造自然世界和影响生物（包括人类）行为方面发挥着重要作用。通过认识和研究这些每日波动，我们可以获得对环境的宝贵见解，提升我们的生产力，并促进更好的健康。随着我们继续探索昼夜变化的复杂性，越来越清楚的是，这些每日周期是地球生命的基础，影响着从最简单的生物到最复杂的人类社会的一切。