English-Chinese/Longitude

Longitude is a way of indicating location. It is measured from the Prime Meridian. A meridian is an imaginary line from the north pole to the south pole. Longitude indicates that the position on the east side of the earth is positive, or that the position on the west side is negative.

经度是指示位置的一种方式. 它是从本初子午线测量的. 子午线是从北极到南极的假想线. 经度表示地球东侧的位置为正，或西侧的位置为负.