Their cohort included a national sample of 4,674 Australians from the Australian twin Registry cohort II. Subjects included both identical and fraternal twins; 57 percent were women.

他们的研究群体包括一个来自于澳大利亚双胞胎注册组群中4674人的样本，包括同卵双生和异卵双生的双胞胎，其中57%是女人，平均年龄38岁。

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Their cohort included a national sample of 4, 674 Australians from the Australian Twin Registry Cohort II. Subjects included both identical and fraternal twins; 57 percent were women.

他们的研究群体包括一个来自于澳大利亚双胞胎注册组群中4674人的样本，包括同卵双生和异卵双生的双胞胎，其中57%是女人，平均年龄38岁。

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Researchers measure a trait, such as sensation-seeking, in identical and fraternal twin pairs growing up in the same environment, and consider whether the two twin types are equally similar.

研究者检测一种特性，例如感觉的寻求，在相同的环境下，相同的双胞胎兄弟成长，考虑是否两个双胞胎类型是完全相似。

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Its fraternal twin, however, opted for a smooth aluminum construct on the back.

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Until 15 September, the gallery is showcasing the works of Hasan and Husain Essop, fraternal twin brothers born and raised in Cape Town whose photographs probe the tension between the self and others.

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To hear Bill Koch describe it, at least in legal briefs, his battle versus his fraternal twin, David, and older brother Charles was just business though the blood relations, he admitted, made it more painful.

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