Thornhill also points to the booming nip-'n'-tuck business—which is very much about improving a person's symmetry—as evidence that people find the quality attractive.
特霍西尔还谈到当前很火的的整容行业(主要是改善对象的对称性),作为人们视对称性具有吸引力的证据。
And you have to get N from experimental evidence.
同时你们也会通过实验得到N的值。
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