solar noon

简明释义

中午

英英释义

例句

1.During solar noon (太阳正午), shadows are at their shortest, which can help in determining the time of day.

在solar noon（太阳正午）时，阴影最短，这可以帮助确定一天的时间。

2.Astronomers calculate various celestial events based on the timing of solar noon (太阳正午).

天文学家根据solar noon（太阳正午）的时间计算各种天文事件。

3.The sun is at its highest point in the sky during solar noon (太阳正午), making it the best time for solar energy collection.

在solar noon（太阳正午）时，太阳位于天空的最高点，这使得这是收集太阳能的最佳时机。

4.Farmers often schedule their irrigation systems to run just before solar noon (太阳正午) to maximize water efficiency.

农民通常会安排他们的灌溉系统在solar noon（太阳正午）之前运行，以最大限度地提高水的利用效率。

5.To avoid sunburn, it's advisable to stay indoors during solar noon (太阳正午), when UV rays are strongest.

为了避免晒伤，建议在solar noon（太阳正午）时待在室内，此时紫外线最强。

作文

The concept of solar noon refers to the time of day when the sun reaches its highest point in the sky, resulting in the shortest shadow cast by objects on the ground. This moment is significant not only for its astronomical implications but also for its practical applications in daily life. Understanding solar noon can enhance our awareness of timekeeping, agriculture, and even energy consumption.To begin with, it is essential to note that solar noon does not occur at exactly 12:00 PM on the clock. Due to the Earth's axial tilt and its elliptical orbit around the sun, the actual time of solar noon can vary throughout the year and from one location to another. In fact, the difference can be as much as 15 minutes earlier or later than noon, depending on your geographical position and the specific date. This variation is known as the equation of time, which accounts for discrepancies between solar time and clock time.For those interested in agriculture, understanding solar noon is vital for optimizing crop growth and harvesting. Farmers often rely on the sun's position to determine the best times for planting and irrigation. Knowing when solar noon occurs allows them to plan their activities more effectively, ensuring that crops receive adequate sunlight while minimizing water loss through evaporation during the hottest part of the day.Moreover, solar noon plays a crucial role in solar energy utilization. Solar panels are most efficient when they are oriented directly towards the sun. By knowing when solar noon occurs, homeowners and businesses can adjust their solar panels to capture the maximum amount of sunlight, thereby increasing energy production. This practice not only reduces electricity bills but also contributes to a more sustainable lifestyle by harnessing renewable energy sources.In addition to practical applications, solar noon also has cultural and historical significance. Many ancient civilizations, including the Egyptians and Mayans, built structures aligned with the sun's path, marking solar noon as an important event in their calendars. These monuments served not only as astronomical observatories but also as symbols of the societies' understanding of celestial mechanics.Furthermore, with the rise of technology, we can now easily calculate solar noon using various online tools and smartphone applications. This accessibility allows individuals to incorporate solar time into their daily routines, whether for gardening, outdoor activities, or simply enjoying the beauty of nature.In conclusion, the understanding of solar noon extends beyond mere scientific knowledge. It encompasses practical applications in agriculture, energy efficiency, and cultural heritage. As we become more aware of our relationship with the sun, we can make informed decisions that benefit both ourselves and the environment. By recognizing the importance of solar noon, we not only enhance our understanding of time but also our connection to the natural world around us.

“太阳正午”这一概念是指一天中太阳在天空中达到最高点的时刻，此时地面上物体投射的阴影最短。这个时刻不仅对天文学具有重要意义，而且在日常生活中也有许多实际应用。理解太阳正午可以增强我们对时间管理、农业，甚至能源消耗的认识。首先，必须注意的是，太阳正午并不一定发生在钟表上的12:00 PM。由于地球的轴倾和其围绕太阳的椭圆轨道，太阳正午的实际时间在一年中的不同时间和不同地点可能会有所变化。实际上，这种差异可能会因地理位置和具体日期而有所不同，最多可达早或晚15分钟。这种变化被称为时间方程，它解释了太阳时间与钟表时间之间的差异。对于那些对农业感兴趣的人来说，了解太阳正午对于优化作物生长和收获至关重要。农民通常依赖太阳的位置来确定最佳的播种和灌溉时间。知道太阳正午发生的时间可以使他们更有效地计划活动，确保作物获得足够的阳光，同时在一天中最热的时段减少水分蒸发。此外，太阳正午在太阳能利用中也发挥着关键作用。太阳能电池板在直接朝向太阳时效率最高。通过了解太阳正午的发生时间，房主和企业可以调整他们的太阳能电池板，以捕获最大量的阳光，从而提高能源生产。这种做法不仅可以降低电费，还通过利用可再生能源来源，有助于更可持续的生活方式。除了实际应用外，太阳正午还具有文化和历史意义。许多古代文明，包括埃及人和玛雅人，建造了与太阳轨迹对齐的结构，将太阳正午标记为他们日历中的重要事件。这些纪念碑不仅作为天文观测站，还象征着这些社会对天体力学的理解。此外，随着科技的发展，我们现在可以使用各种在线工具和智能手机应用程序轻松计算太阳正午。这种便利性使个人能够将太阳时间融入日常生活，无论是用于园艺、户外活动，还是单纯享受自然之美。总之，理解太阳正午的意义超越了单纯的科学知识。它涵盖了农业、能源效率和文化遗产等方面的实际应用。当我们越来越意识到与太阳的关系时，我们可以做出有利于自己和环境的明智决策。通过认识到太阳正午的重要性，我们不仅增强了对时间的理解，也加深了与周围自然世界的联系。