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

central angle n. an angle formed at the centre of something; esp. any angle at the centre of a circle which is subtended by an arc of its circumference.

ΚΠ

1705 Acct. Origin & Formation Fossil-shells 48 Those triangular Dilatations being not join'd together as Valves of one Shell, must..fold in their Central Angle.

1766 A. Cumming Elements Clock & Watch-work 185 The same central angle ACB, subtends both the curves on the edges of the cylinder.

1854 Boston Daily Atlas 8 Dec. 2/2 The southern limb of the central angle..is two German miles in length, and presents a steep, shelving coast.

2006 J. Stewart et al. Precalculus (ed. 5) vi. 473 Angular speed is the rate at which the central angle..is changing.

单词	central angle
释义	> as lemmas central angle central angle n. an angle formed at the centre of something; esp. any angle at the centre of a circle which is subtended by an arc of its circumference. ΚΠ 1705 Acct. Origin & Formation Fossil-shells 48 Those triangular Dilatations being not join'd together as Valves of one Shell, must..fold in their Central Angle. 1766 A. Cumming Elements Clock & Watch-work 185 The same central angle ACB, subtends both the curves on the edges of the cylinder. 1854 Boston Daily Atlas 8 Dec. 2/2 The southern limb of the central angle..is two German miles in length, and presents a steep, shelving coast. 2006 J. Stewart et al. Precalculus (ed. 5) vi. 473 Angular speed is the rate at which the central angle..is changing. extracted from centraladj. < as lemmas
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> as lemmas