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单词
ultranet
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ul•tra•net
(ul
′
trə net′),
USA pronunciation
n.
[
Math.
]
Mathematics
a net in a topological space that is residually in every set or its complement in the space.
ultra
- +
net
1
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更新时间:2025/11/14 12:53:20