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单词
closed set
释义
WordReference Random House Unabridged Dictionary of American English © 2024
closed
′
set
′
,
[
Math.
]
Mathematics
a set that contains all of its accumulation points, as the set of points on and within a circle;
a set having an open set as its complement.
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by and by
by-and-by
by and large
byatt
by-bidder
by-bidding
byblos
by-blow
by-catch
by cracky
bydgoszcz
bye-
bye
bye-blow
bye-bye
bye-byes
bye-election
byelaw
by-election
byelgorod-dnestrovski
byelorussia
byelorussian
byelostok
byelovo
byes
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
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更新时间:2026/9/8 8:19:24