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单词
cofunction
释义
co·func·tion
AHD
[kōʹfungk'shən]
D.J.
[ˈkəʊˌfʊŋkʃən]
K.K.
[ˈkoˌfuŋkʃən]
n.
(名词)
The trigonometric function of the complement of an angle:
余函数:补角的三角函数:
Cotan θ is cofunction of tan θ.
余切θ是正切θ的余函数
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更新时间:2026/7/22 11:31:51