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Many imponderables influence the result of an election .

许多无法估量的因素都会影响选举结果。

There are too many imponderables to tell whether this theoretical argument is what really counts in practice .

要判断这种理论观点在实践中是否真的有价值，有太多不可精确估量的因素。

It is certainly hard to spot bubbles ; but central banks already grapple with other imponderables , such as the size of the output gap or the level of structural unemployment .

觉察出泡沫当然是困难的；但是中央银行已经密切关注其它非同小可的经济指标，例如经济产出差距的规模和结构性失业的水平。

Such imponderables as power and knowledge .

诸如权力和知识之类无法估量的东西。

It is difficult to take all these imponderables together and to fashion them into a simple definition of poverty in the united states .

把所有这些无法估量的因素加在一起，对美国的贫困问题下一个简单的定义是很困难的；