Sine
[saɪn]
解釋/意思:
(noun.) ratio of the length of the side opposite the given angle to the length of the hypotenuse of a right-angled triangle.
手打:利蒂希娅--From WordNet
解釋/意思:
(n.) The length of a perpendicular drawn from one extremity of an arc of a circle to the diameter drawn through the other extremity.
(n.) The perpendicular itself. See Sine of angle, below.
(prep.) Without.
约翰娜編輯
解釋/意思:
n. a straight line drawn from one extremity of an arc perpendicular to the diameter that passes through the other extremity.
prep. without as in Sine die without day of an adjournment; Sine qu?non an indispensable condition &c.
adv. (Scot.) after that: ago.—conj. since.
錄入:朱迪思
例句/造句/用法:
- In all typewriters accurate location of the impression is essential to proper alignment of the letters, and proper alignment is the _sine qua non_ of typewriting. Edward W. Byrn. 十九世紀發明進展.
- A second developed a trigonometry of sines to replace the Ptolemaic trigonometry of chords. 李貝. 西洋科學史.
手打:丽塔