| 单词 | geographical mile |
| 释义 | > as lemmasgeographical mile geographical mile n. a unit equal to one minute of longitude or latitude at the equator (approx. 1850 metres); (also) a nautical mile. ΚΠ 1700 I. Newton MS 27 Feb. in Corr. (1967) IV. 326 A geographical mile I call ye sixtith part of a degree of a great circle upon the earth & these miles upon ye body of the Moon in her mean distance from us answer to seconds. 1796 C. Hutton Math. & Philos. Dict. I. 530 Geographical Mile, which is the sea-mile or minute. 1885 Sc. Geogr. Mag. 1 14 It expands again at Stanley Pool, which is eighteen geographical miles in length by fourteen miles greatest width. 1910 Encycl. Brit. I. 338/1 This proclamation covered the coast-line from the north bank of the Orange river to 26° S. latitude, and 20 geographical miles inland. 2009 B. Hubbard Amer. Boundaries iv. 111 If a state spanned 2 degrees of latitude, north to south, then there would be by definition precisely 120 geographical miles between its borders. < as lemmas |
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