prime meridian
n.
本初子午线，本初子午圈；
英英释义
prime meridian
n.meridian at zero degree longitude from which east and west are reckoned (usually the Greenwich longitude in England)
权威例句
Prime Meridianprime meridian
Prime Meridian
Gulf of Guinea
Paris Meridian
Toft, Cambridgeshire
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Prime meridian (Greenwich)
The Universal Meridian
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The transport of the Weddell Gyre across the Prime Meridian
Direct observation of increasing CO 2 in the Weddell Gyre along the Prime Meridian during 1973–2008
1. Greenwich thus became established as the location of the prime meridian of longitude, and the base line for calculating time zones around the world.
由此格林威治不仅作为起初子午线的所在地，也成为全球计算时区的基准线。
youdao
2. The prime meridian is at 0 degrees longitude, and the international date line is at 180 degrees. The equator is at 0 degrees latitude.
本初子午线处于0度经度，而国际日期变更线处于180度经度。赤道处于0度纬度。
youdao
3. Yes this is the…is the prime meridian if you like. The line that separates the eastern hemisphere from the western hemisphere.
是的，这就是本初子午线，它把地球分为东半球和西半球。
youdao
4. Starts to the prime meridian, becomes the world coordinates.
本初子午线，世界时间的起点。
youdao
5. They are the curvature corrections for recording time at the determined zenith distances when a star passes the prime vertical and the meridian circle.
卯酉方向天顶距的星径曲率改正以及子午方向天顶距的星径曲率改正。
youdao
6. They are the curvature corrections for recording time at the determined zenith distances when a star passes the prime vertical and the meridian circle.
卯酉方向天顶距的星径曲率改正以及子午方向天顶距的星径曲率改正。
youdao
prime meridian
