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单词
cosecant
释义
cosecant
/kəʊˈsiːkənt/
noun
Mathematics
the ratio of the hypotenuse (in a right-angled triangle) to the side opposite an acute angle; the reciprocal of sine
【数】余割。
词源
early 18th cent.: from modern Latin
cosecant-
, from
CO-
'mutually'
+ Latin
secant-
'cutting' (from the verb
secare
). Compare with
SECANT
.
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take someone to task
take someone to the cleaners
take someone to the woodshed
take someone up
take someone up on
take something amiss
take something apart
take something as read
take something as read
take something away
take something back
take something by storm
take something down
take something for granted
take something ill
take something in
take something in good part
take something in hand
take something in one's stride
take something into account
take something kindly
take something lying down
take something off
take something on
take something on board
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更新时间:2025/3/13 11:15:32