Greenwich time

简明释义

格林时

英英释义

例句

1.The meeting is scheduled for 3 PM Greenwich time.

会议定于格林威治时间下午3点。

2.For accurate timing, always refer to Greenwich time.

为了准确计时，请始终参考格林威治时间。

3.The world clock shows the current Greenwich time as 12:00 PM.

世界时钟显示当前格林威治时间为中午12点。

4.We need to synchronize our clocks to Greenwich time.

我们需要将时钟同步到格林威治时间。

5.Please convert the flight departure time to Greenwich time.

请将航班起飞时间转换为格林威治时间。

作文

Greenwich Mean Time, often abbreviated as Greenwich time, is a time standard that was established at the Royal Observatory in Greenwich, London. It serves as the baseline for timekeeping across the world, and it is the time standard from which all other time zones are calculated. The concept of Greenwich time dates back to the late 19th century when the need for a standardized time system became apparent due to the expansion of railways and telecommunication. Before this, local mean times were used, which varied from one location to another, causing confusion and complications in scheduling. The significance of Greenwich time lies not only in its role as a time reference but also in its influence on global communication and commerce. In an increasingly interconnected world, having a uniform time standard allows for synchronized activities across different regions. For instance, when businesses operate in multiple countries, they can rely on Greenwich time to coordinate meetings and deadlines, thereby enhancing efficiency and productivity.Additionally, Greenwich time plays a crucial role in navigation. Sailors and aviators use it as a reference point to determine their position on Earth. By comparing their local time with Greenwich time, they can calculate their longitude, which is essential for accurate navigation. This practice has been fundamental in maritime exploration and aviation, allowing for safer and more precise journeys.Moreover, the adoption of Greenwich time has led to the establishment of time zones around the globe. The world is divided into 24 time zones, each generally one hour apart from the next. This division is based on the rotation of the Earth relative to the sun, with Greenwich time serving as the central reference point (0 degrees longitude). Countries have the flexibility to adopt their own time zones, which may differ from Greenwich time by several hours, depending on their geographical location.In contemporary society, the impact of Greenwich time extends beyond just timekeeping. It is also a cultural symbol representing the idea of a global community. Events such as New Year celebrations are often marked according to Greenwich time, with cities around the world counting down to midnight in synchronization with it. This shared experience fosters a sense of unity among people, transcending geographical boundaries.In conclusion, Greenwich time is more than just a measure of time; it is a critical component of our global society. Its establishment has facilitated international trade, improved navigation, and created a framework for timekeeping that promotes connectivity among nations. As we continue to advance technologically and culturally, the relevance of Greenwich time remains steadfast, serving as a reminder of our collective progress and interdependence in a rapidly changing world.

格林威治时间，通常缩写为Greenwich time，是一个时间标准，设立于伦敦的格林威治皇家天文台。它作为全球时间计算的基准，是所有其他时区的参考标准。Greenwich time的概念可以追溯到19世纪末，当时由于铁路和电信的发展，标准化时间系统的需求变得显而易见。在此之前，各地使用的是地方平均时间，各地时间不一，造成了调度上的混乱和复杂性。Greenwich time的重要性不仅在于其作为时间参考的角色，也在于其对全球通信和商业的影响。在一个日益互联的世界中，拥有统一的时间标准使得不同地区的活动能够同步进行。例如，当企业在多个国家运营时，他们可以依赖Greenwich time来协调会议和截止日期，从而提高效率和生产力。此外，Greenwich time在导航中也发挥着至关重要的作用。航海者和飞行员使用它作为确定地球上位置的参考点。通过将他们的当地时间与Greenwich time进行比较，他们可以计算出自己的经度，这对精确导航至关重要。这一做法在海洋探索和航空中是基础，使得航行更加安全和准确。而且，Greenwich time的采用促成了全球时间区的建立。世界被划分为24个时区，每个时区通常相隔一个小时。这个划分是基于地球相对于太阳的自转，以Greenwich time作为中心参考点（0度经线）。各国有灵活性可以采用自己的时区，这些时区可能与Greenwich time相差数小时，具体取决于它们的地理位置。在当代社会，Greenwich time的影响超越了单纯的时间计量。它也是一个文化符号，象征着全球社区的概念。诸如新年庆祝活动等事件通常根据Greenwich time来标记，世界各地的城市都在与之同步倒计时迎接午夜。这种共同的体验促进了人们之间的团结，超越了地理界限。总之，Greenwich time不仅仅是时间的衡量，它是我们全球社会的重要组成部分。它的建立促进了国际贸易，改善了导航，并创建了一个促进各国联系的时间计量框架。随着我们在技术和文化上的不断进步，Greenwich time的相关性依然坚定，提醒着我们在快速变化的世界中共同进步和相互依存。