diurnal motion

简明释义

周日运动

英英释义

例句

1.Plants often adjust their growth patterns in response to the diurnal motion 昼夜运动 of sunlight.

植物通常会根据阳光的diurnal motion 昼夜运动调整其生长模式。

2.The Earth's rotation causes the diurnal motion 昼夜运动 of the sun across the sky.

地球的自转导致太阳在天空中的diurnal motion 昼夜运动。

3.The diurnal motion 昼夜运动 affects how we perceive time and the changing of shadows.

这diurnal motion 昼夜运动影响我们对时间的感知和阴影的变化。

4.The concept of diurnal motion 昼夜运动 is fundamental in understanding the day-night cycle.

理解日夜循环的基本概念是diurnal motion 昼夜运动。

5.Astronomers study the diurnal motion 昼夜运动 of stars to understand their positions at different times.

天文学家研究星星的diurnal motion 昼夜运动，以了解它们在不同时间的位置。

作文

The concept of diurnal motion refers to the apparent daily movement of celestial bodies, primarily due to the rotation of the Earth on its axis. This phenomenon is most observable in the movement of the sun across the sky, which rises in the east and sets in the west. Understanding diurnal motion is essential for various fields such as astronomy, navigation, and even agriculture. For instance, farmers often rely on the patterns of sunlight caused by diurnal motion to determine the best times for planting and harvesting crops.In astronomy, diurnal motion helps astronomers locate stars and planets in the night sky. As the Earth rotates, different stars become visible at different times of the night. This motion gives rise to the concept of circadian rhythms in living organisms, which are biological processes that follow a roughly 24-hour cycle, responding primarily to light and darkness in the environment. These rhythms influence sleep patterns, feeding behaviors, hormone production, and other bodily functions.Moreover, the study of diurnal motion is crucial for understanding timekeeping. Ancient civilizations developed sundials based on the sun's position in the sky, a direct result of diurnal motion. As the Earth rotated, the shadow cast by the gnomon of the sundial would indicate the time of day. This principle laid the groundwork for modern clocks and timekeeping systems.In addition to its scientific significance, diurnal motion also has cultural implications. Many cultures have myths and stories that explain the sun's journey across the sky, attributing it to the actions of deities or supernatural forces. These narratives reflect humanity's long-standing fascination with the heavens and our place within it.Furthermore, the impact of diurnal motion extends beyond the physical sciences into the realm of environmental studies. Researchers examine how this motion affects climate patterns, weather systems, and ecosystems. For example, the variation in sunlight due to diurnal motion can influence temperatures, precipitation, and the behavior of flora and fauna.In conclusion, the concept of diurnal motion encompasses much more than just the daily movement of the sun. It is a fundamental aspect of our understanding of the universe, influencing everything from agricultural practices to biological rhythms and cultural narratives. By studying diurnal motion, we gain insight into the intricate relationships between celestial mechanics and life on Earth. This knowledge not only enriches our scientific understanding but also deepens our appreciation for the natural world around us.

“日行运动”这个概念是指天体的表观每日运动，主要是由于地球绕其轴自转而产生的。这一现象在太阳在天空中的运动中最为明显，太阳从东边升起，西边落下。理解日行运动对于天文学、导航甚至农业等多个领域至关重要。例如，农民常常依赖于日行运动所造成的阳光模式来确定最佳的播种和收获时间。在天文学中，日行运动帮助天文学家在夜空中定位星星和行星。随着地球的自转，不同的星星会在不同的夜晚变得可见。这一运动导致了生物体昼夜节律的概念，即遵循大约24小时周期的生物过程，主要对环境中的光与暗作出反应。这些节律影响着睡眠模式、进食行为、激素分泌及其他身体功能。此外，研究日行运动对于理解计时也至关重要。古代文明基于太阳在天空中的位置发展了日晷，这直接源于日行运动。随着地球的自转，日晷的影子将指示出一天中的时间。这个原理奠定了现代钟表和计时系统的基础。除了科学意义外，日行运动还具有文化意义。许多文化都有神话和故事来解释太阳在天空中的旅程，将其归因于神灵或超自然力量的行为。这些叙述反映了人类对天空及其在其中的位置的长期迷恋。此外，日行运动的影响不仅限于物理科学，还扩展到环境研究的领域。研究人员考察这一运动如何影响气候模式、天气系统和生态系统。例如，由于日行运动造成的阳光变化可以影响温度、降水量以及植物和动物的行为。总之，日行运动的概念远不止于太阳的日常运动。它是我们理解宇宙的基本方面，影响着从农业实践到生物节律和文化叙事的方方面面。通过研究日行运动，我们获得了关于天体力学与地球生命之间复杂关系的深刻见解。这一知识不仅丰富了我们的科学理解，也加深了我们对周围自然世界的欣赏。