First, the researchers enlisted a group of about 50 people, who thought they were taking part in an experiment on size perception.

首先，研究员征募了一群大约50个人，他们[她们]认为他们正在大小知觉上参加实验。

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The equilateral triangles influenced the children's size perception first, the exact squares secondly, the regular pentagons last.

正三角形对儿童大小知觉的影响最大，正方形次之，正五边形最小。

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In other words, there does seem to be a relationship between SG size and social perception, but it is not a simple male-female difference.

换句话说，直回面积与社会认知能力似乎有联系，但这绝非简单的性别差异。

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And by "critical, " I doubt very much that Ebert would have meant a position of carping or complaining or even cutting-down-to-size so much as a state of heightened perception, of being open enough to the possibility that whatever you're looking at or listening to may not be what it seems -- or should be.

CNN: What the Internet owes to Roger Ebert

Moreover, the researchers were keen to emphasise how fluctuating environmental conditions could alter the popular perception of an "ideal" body size.

BBC: Stressed men drawn to heavy women

Gates backed off a bit from his frequently stated concern about the size of the U.S. force in Afghanistan, saying that McChrystal has argued that the size of the American force is not as important as to how it interacts with Afghan perception.

CNN: Pentagon chiefs urge fast turnaround in Afghan war