| 单词 | zero mark |
| 释义 | > as lemmaszero mark zero mark n. (a) a mark on a scale or instrument from which a positive or negative quantity is reckoned; (b) a mark from which distances along roads or railway lines are measured (cf. zero post n.) (now rare). ΘΚΠ society > travel > aspects of travel > guidance in travel > [noun] > that which guides or leads > milestone or post > mark from which distance measured zero mark1821 zero post1908 1821 Philos. Mag. 58 318 I have not at present been able to find any correct level of the River Thames, so as to fix the zero marks in London. 1862 J. Tyndall Heat (1863) i. 3 At the present moment the needle..points to the zero mark on the graduated disc. 1908 Times 2 Jan. 8/6 The iron tablet marking the position of Tyburn-gate..is virtually a milestone, marking, as it does, a spot from which the miles on the two great roads that join at Marble Arch are measured. It is perhaps the sole survivor of the zero marks of London. 1927 Pop. Sci. Monthly May 35/1 A traveler..will find back of the White House another kind of ‘zero mark’, one which, by Act of Congress, is the starting point of the entire highway system of the United States. 2015 Daily Mirror (Ireland) (Nexis) 14 Dec. (Sports section) 38 The thermometer was still hovering around the zero mark at kick-off. < as lemmas |
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