So, there may exist the phenomenon of permeability reduction with the porosity increase.

因此，可能存在孔隙率增加而渗透性降低的现象。

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When a query is presented to a search engine, there may exist some associations among the terms expressed.

当用户向搜索引擎提交查询时，查询术语之间一般会存在内在关联。

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On the other hand, the explanation accords with the recent idea that there may exist large extra dimensions in superstring theory.

另一方面，这样的解释也和最近在超弦理论中提出的可能存在无限大维度的思想相一致。

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There is also early evidence suggesting that amino acids may also exist in the space between stars.

VOA: special.2009.09.30

Market-creating innovations also are difficult to introduce because there may not exist accepted criteria for evaluation, Khaire adds.

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There may not exist in today's Universe places that have sufficient supplies of gas and dust to feed ever more massive stars.

BBC: Astronomers detect 'monster star'

But the slum, which was made famous after parts of the movie "Slumdog Millionaire" were filmed there, may not exist for much longer.

CNN: A makeover for 'Slumdog Millionaire' slum?