closed universe

closed universe什么意思,closed universe翻译

基本解释

网络: 封闭的宇宙；封闭宇宙；闭合宇宙

例句

• The closed universe is similar to the surface of a sphere, the size is finite but there is no boundary.

  封闭宇宙就好像球体的表面，大小有限但无边。

• In a closed universe, there is enough matter to reverse expansion. Eventually, such a universe will collapse on itself.

  在封闭的宇宙中，有足够的物质阻止宇宙膨胀，最终这样的宇宙就会崩缩。

• A closed universe is a finite universe -- it will only expand to a certain size before collapsing.

  封闭的空间是有限的，在膨胀到一定程度后就会崩缩。

• If the universe has a positive curvature, it"s a closed universe .

  正曲率的宇宙是封闭的宇宙。