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。

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But these measures of similarity are defined on finite universe, the condition for infinite universe is not discussed.

但这些相似度量均定义在有限论域上，对无限论域的情况均未作讨论。

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In a finite universe of discourse, one can represent the assignments of predicates with arity n by n-dimensional arrays.

在有穷论域下，可以用n维数组来表示对n元谓词的赋值。

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Dr Luminet's calculations suggest that this weakness can be explained if the universe is finite and dodecahedron-shaped.

ECONOMIST: The shape of the universe

Because light moves at finite speed, looking farther into the Universe means looking back in time.

BBC: Observatory detects record burst

Though the "universe of women he can marry is limitless, " the universe of women who would be willing to be her daughter-in-law is finite.

CNN: If only I'd snagged a Princeton man