One challenge that squirrels face, well many small mammals do, is that because of their size, sweating would make them lose too much moisture.

松鼠面临的一个挑战是，因为它们体型小，出汗会使它们失去太多水分，其他许多小型哺乳动物也面临着这样的问题。

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But the sample size of the household survey is quite small, which means that it would be unwise to read too much into any one aspect of the report.

但是入户调查的样本容量太小了，这意味着不能很好的理解报告的任何一个方面。

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There was a time in my life when I owned only one pair of shoes - a size too small with holes in them.

我生命中有一段时间只有一双鞋子- 尺码偏小，上面还有很多洞。

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Astronomers say it was probably less than one kilometer in size too small to see from Earth.

VOA: special.2009.08.25

You can only get the iPad in one size and nobody is saying, 'Gee, it just feels a little too small to me.

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