geographical mile中文什么意思

地理英里〔赤道上经度一分的长度，约1，854米〕。

• geographical:    adj. 地理学的，地理的。 adv ...
• mile:    n. 1.英里，哩(＝1609米)。 ...
• a mile:    一哩

英文释义

名词

1. a former British unit of length equivalent to 6,080 feet (1,853.184 meters); 800 feet longer than a statute mile
   同义词：nautical mile, naut mi, mile, mi, Admiralty mile

百科释义

The geographical mile is a unit of length determined by 1 minute of arc along the Earth's equator. For the 1924 International Spheroid this equalled 1855.