English-Chinese/Prime Meridian

The Prime Meridian is the meridian (line of longitude) that goes through the Royal Observatory, Greenwich in London it is also known as the International Meridian or Greenwich Meridian. Other longitudes are given as east or west of the Prime Meridian.

本初子午线是通过伦敦格林威治皇家天文台的子午线（经度线），也被称为国际子午线或格林威治子午线. 其他经度作为本初子午线的东部或西部给出.