One used to represent a unit of measurement, such as feet or minutes in latitude and longitude.
用来代表衡量单位用来代表某一测量单位, 如经度或纬度上的英尺或分
The difference in longitude between two positions as a result of a movement to the west.
经度差因为向西的运动而产生的两个位置之间的经度上的差别
Nothing make the earth seem so spacious as to have friend at a distance; they make latitude and longitude.
没有一件事情比得上有朋在远方更使这地球显得如此广大的了; 他们构成纬度, 也构成经度。
