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单词
quadratic form
释义
WordReference Random House Unabridged Dictionary of American English © 2024
quadrat
′
ic form
′
,
[
Math.
]
Mathematics
a polynomial all of whose terms are of degree 2 in two or more variables, as 5
x
2
- 2
xy
+ 3
y
2
.
1855–60
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reserpine
reservable
reservation
reservationist
re-serve
reserve
reserve bank
reserve buoyancy
reserve capacity
reserve clause
reserve currency
reserved
reserved list
reservedly
reservedness
reserved occupation
reserved power
reserve-grade
reserveless
reserve officer
reserve officers training corps
reserve price
reserve tranche
reservist
reservoir
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更新时间:2025/8/1 6:07:59