subsolar point

简明释义

日下点

英英释义

例句

1.The concept of the subsolar point (太阳直射点) is crucial in understanding solar energy distribution on Earth.

理解太阳直射点 (subsolar point) 的概念对于理解地球上的太阳能分布至关重要。

2.Meteorologists often use the position of the subsolar point (太阳直射点) to predict weather patterns.

气象学家常常利用太阳直射点 (subsolar point) 的位置来预测天气模式。

3.During the summer solstice, the subsolar point (太阳直射点) reaches its northernmost position.

在夏至期间，太阳直射点 (subsolar point) 达到其最北的位置。

4.The location of the subsolar point (太阳直射点) changes throughout the year due to the tilt of the Earth's axis.

由于地球轴的倾斜，太阳直射点 (subsolar point) 的位置在一年中会发生变化。

5.At noon on the equinox, the subsolar point (太阳直射点) is directly over the equator.

在春分和秋分的中午，太阳直射点 (subsolar point) 正好位于赤道上方。

作文

The Earth is a dynamic planet, constantly rotating on its axis while orbiting the Sun. This movement creates various phenomena that affect our daily lives, including the concept of the subsolar point. The subsolar point refers to the location on the Earth's surface where the Sun is perceived to be directly overhead at noon. This unique position changes throughout the year due to the tilt of the Earth's axis and its elliptical orbit around the Sun. Understanding the subsolar point is crucial for several reasons, including its impact on climate, agriculture, and solar energy utilization.One of the most fascinating aspects of the subsolar point is its seasonal movement. During the equinoxes, which occur around March 21 and September 23, the subsolar point is located at the Equator. This means that at noon on these dates, the Sun shines directly down on the Equator, resulting in nearly equal day and night lengths across the globe. However, as the Earth continues its orbit, the subsolar point shifts northward during the Northern Hemisphere's summer months, reaching its northernmost point at the Tropic of Cancer around June 21. Conversely, during the Southern Hemisphere's summer, the subsolar point moves southward to the Tropic of Capricorn around December 21. This seasonal movement has profound implications for weather patterns and climate zones.The subsolar point also plays a significant role in agriculture. Farmers often consider the position of the Sun when planning their planting and harvesting schedules. For instance, crops that thrive in direct sunlight may benefit from being planted in regions closer to the subsolar point during the summer months. Additionally, understanding the subsolar point can help farmers optimize their irrigation practices, as areas receiving more direct sunlight will require different water management strategies compared to regions further away from the subsolar point.Moreover, the subsolar point is essential for harnessing solar energy. Solar panels are most effective when positioned to capture direct sunlight. Knowing the location of the subsolar point allows engineers and architects to design buildings and solar farms that maximize energy absorption. In regions where the subsolar point is often overhead, solar energy can become a primary source of power, reducing reliance on fossil fuels and contributing to a more sustainable future.In conclusion, the subsolar point is more than just a geographical term; it is a vital concept that influences various aspects of life on Earth. From its seasonal movements affecting climate and agriculture to its significance in solar energy production, understanding the subsolar point enhances our comprehension of the natural world and our ability to adapt to it. As we continue to face challenges related to climate change and energy sustainability, the knowledge of the subsolar point will remain an important tool for scientists, farmers, and policymakers alike. By recognizing the importance of the subsolar point, we can better understand our planet's dynamics and work towards a more sustainable future.

地球是一个动态的星球，始终在自转的同时围绕太阳公转。这一运动创造了各种现象，影响着我们的日常生活，其中包括“subsolar point”这一概念。“subsolar point”指的是地球表面上太阳在正午时被认为正好在头顶上的位置。由于地球轴的倾斜和其围绕太阳的椭圆轨道，这个独特的位置会随着季节的变化而改变。理解“subsolar point”是至关重要的，因为它对气候、农业和太阳能利用都有影响。“subsolar point”最引人入胜的方面之一是它的季节性移动。在春分和秋分，即大约3月21日和9月23日，subsolar point位于赤道。这意味着在这些日期的正午，太阳直接照射赤道，导致全球昼夜长度几乎相等。然而，随着地球继续公转，“subsolar point”在北半球夏季时向北移动，在6月21日左右达到其最北点——北回归线。相反，在南半球的夏季，“subsolar point”则向南移动，在12月21日左右到达南回归线。这种季节性移动对天气模式和气候带有深远的影响。“subsolar point”在农业中也发挥着重要作用。农民通常在规划种植和收获时间时考虑太阳的位置。例如，喜欢直射阳光的作物可能受益于在夏季月份种植在靠近“subsolar point”的地区。此外，了解“subsolar point”可以帮助农民优化灌溉实践，因为接收更多直射阳光的地区与远离“subsolar point”的地区需要不同的水管理策略。此外，“subsolar point”对于利用太阳能至关重要。太阳能电池板在捕获直射阳光时效果最佳。知道“subsolar point”的位置使工程师和建筑师能够设计出最大化能量吸收的建筑物和太阳能农场。在“subsolar point经常位于头顶的地区，太阳能可以成为主要的能源来源，减少对化石燃料的依赖，为更可持续的未来做出贡献。总之，“subsolar point”不仅仅是一个地理术语；它是一个影响地球上生活各个方面的重要概念。从其季节性移动对气候和农业的影响，到其在太阳能生产中的重要性，理解“subsolar point”增强了我们对自然世界的理解及其适应能力。随着我们继续面临与气候变化和能源可持续性相关的挑战，对“subsolar point”的知识将继续成为科学家、农民和政策制定者的重要工具。通过认识到“subsolar point”的重要性，我们可以更好地理解我们星球的动态，并为实现更可持续的未来而努力。