英语词汇“halfpoint”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

half-point n. Nautical a direction halfway between two adjacent points of the compass; an angular interval equal to half the angle between adjacent points of the compass, corresponding to 5° 37' 30" or the 64th part of a circle; cf. quarter point n.

1600 J. Davis in R. Hakluyt Princ. Navigations (new ed.) III. 118 Course..E. halfe point north.

1669 S. Sturmy Mariners Mag. iv. iii. 149 (heading) A traverse-table for every point, half-point, and quarter-point of the compass.

1795 C. Hutton Math. & Philos. Dict. I. 314/1 Each point of the compass contains the 32d part of 360, that is 11¼ degrees, or 11° 15′; consequently the half point is 5° 37′ 30″, and the quarter point 2° 48′ 45″.

1867 W. H. Smyth & E. Belcher Sailor's Word-bk. Half-point, a subdivision of the compass card, equal to 5° 37′ of the circle.

2016 J. Goldrick in G. Kennedy Britain's War at Sea 1914–18 vii. 135 The ‘target’ unit..was very likely steering a course which was either based on a point or half-point of the compass.

单词	halfpoint
释义	> as lemmas half-point half-point n. Nautical a direction halfway between two adjacent points of the compass; an angular interval equal to half the angle between adjacent points of the compass, corresponding to 5° 37' 30" or the 64th part of a circle; cf. quarter point n. Π 1600 J. Davis in R. Hakluyt Princ. Navigations (new ed.) III. 118 Course..E. halfe point north. 1669 S. Sturmy Mariners Mag. iv. iii. 149 (heading) A traverse-table for every point, half-point, and quarter-point of the compass. 1795 C. Hutton Math. & Philos. Dict. I. 314/1 Each point of the compass contains the 32d part of 360, that is 11¼ degrees, or 11° 15′; consequently the half point is 5° 37′ 30″, and the quarter point 2° 48′ 45″. 1867 W. H. Smyth & E. Belcher Sailor's Word-bk. Half-point, a subdivision of the compass card, equal to 5° 37′ of the circle. 2016 J. Goldrick in G. Kennedy Britain's War at Sea 1914–18 vii. 135 The ‘target’ unit..was very likely steering a course which was either based on a point or half-point of the compass. extracted from halfadj. half-point half-point n. ΚΠ 1867 W. H. Smyth & E. Belcher Sailor's Word-bk. Half-point, a subdivision of the compass card, equal to 5° 37′ of the circle. extracted from half-comb. form < as lemmas
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> as lemmas