| 单词 | cosine |
| 释义 | cosine cosine /ˈkəʊ.saɪn/ aep /ˈkoʊ-/ noun [C] (WRITTEN ABBREVIATION cos) specialized ► F0 (in a triangle that has one angle of 90°) the ratio of the length of the side next to an angle less than 90°, divided by the length of the hypotenuse (= the side opposite the 90° angle)→ COMPARE SINE(Cf. ↑sine), TANGENT(Cf. ↑tangent) (TRIANGLE)Thesaurus+: ↑Parts of geometrical shapes |
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