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单词	cosecant
释义	co·se·cant (kō-sēkănt′, -kənt) n. Abbr. csc 1. The reciprocal of the sine of an angle in a right triangle. 2. The secant of the complement of a directed angle or arc. cosecant csc θ = c/a
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英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。