| 单词 | longitude clock |
| 释义 | > as lemmaslongitude clock longitude clock n. now historical a chronometer formerly used in ascertaining longitude. ΚΠ 1672 R. Hooke Diary 28 Oct. (1935) 11 Discoursed after dinner of new glasses, new theory of musick, longitude clock. 1765 B. Martin Inst. Astron. Calculations Advt. sig. b3v He should stand charged by Posterity..with greater Absurdity, Vanity, and Presumption, than the Authors of the Longitude Sector, the Longitude Chair, or the Longitude Clocks. 1894 F. J. Britten Former Clock & Watchmakers 118 He [sc. John Harrison] then proceeded to devise an escapement for a longitude clock, and in 1728 he journeyed to London, taking with him his pendulum, his escapement, and drawings of his proposed timekeeper. 1995 D. Sobel Longitude ii. 17 The longitude clock stood on terra firma in Harrison's house at Red Lion Square. < as lemmas |
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