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单词
cosecant
释义
co·se·cant
(k
ō
-s
ē
k
ă
nt
′
, -k
ə
nt)
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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更新时间:2025/7/2 2:21:17