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单词
closed universe
释义
closed universe
美
英
网络
封闭的宇宙;封闭宇宙;闭合宇宙
英英
网络释义
n.
1.
a
universe
in
which
there
is
sufficient
matter
for
gravitation
eventually
to
halt
the
initial
expansion
and
then
start
a
contraction
phase
1.
封闭的宇宙
如果宇宙空间有 边,就成为“
封闭的宇宙
”(
closed universe
)。那末有人又会问,封闭的 宇宙以外是什么宇宙?
www.lantianyu.net
2.
封闭宇宙
天文词汇 C ... closed orbit 封闭轨道
closed universe
封闭宇宙
cluster method 星团方法 ...
www.for68.com
3.
闭合宇宙
闭合宇宙
(
Closed universe
):指一个宇宙所拥有的质量产生的引力足以对抗其膨胀,最后坍缩。 准校(Collimation):对一架望远镜 …
zhidao.baidu.com
4.
闭合的宇宙
如果宇宙物质的密度大於临界密度,时空的曲率是正数,得出一个
闭合的宇宙
(
closed universe
),拥有有限的时空,但无边界。 …
www.phy.cuhk.edu.hk
更多释义
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例句
释义:
封闭的宇宙,封闭宇宙,闭合宇宙
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英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
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更新时间:2026/9/20 5:26:54