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单词
arc secant
释义
WordReference Random House Unabridged Dictionary of American English © 2024
arc
′
se
′
cant,
[
Trig.
]
Mathematics
the angle, measured in radians, that has a secant equal to a given number.
Abbr.:
arc sec;
Symbol:
sec
-1
Also called
inverse secant.
1905–10
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更新时间:2025/7/23 16:11:31