n.子午线；经线；顶点；正午
adj.子午线的；正午的；顶点的
A meridian is an imaginary circle. 子午线是假想出来的一个圆圈。
Terrestrial longitude is measured in degrees east or west of the Greenwich meridian. 地球的经度是被格林威治子午线向东或向西以度数来表示的。
The one hundred and first meridian was passed. 现在已经越过了经线一百零一度了。
Every place on the same meridian has the same longitude. 同一经线上的地方其经度相同。
He is at the meridian of life. 他正值壮年。
He was at the meridian of his power then. 那时他获得了最高权力。
用作形容词 (adj.)The Palace Museum, with four gates, has its main entrance to the south, known as the Meridian Gate. 故宫博物院有四个宫门,南为午门,是主要入口。
