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单词
directrix
释义
WordReference Random House Unabridged Dictionary of American English © 2024
di•rec•trix
(di rek
′
triks, dī-),
USA pronunciation
n., pl.
di•rec•trix•es, di•rec•tri•ces
(di rek
′
tri sēz′, dī-, dī′rek trī
′
sēz).
USA pronunciation
Mathematics
[
Geom.
]
a fixed line used in the description of a curve or surface. See diag. under
parabola.
Pronouns
[
Archaic.
]
a directress.
Neo-Latin; see
direct,
-
trix
1615–25
See
-trix.
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更新时间:2026/4/22 1:19:48