Men everywhere find young, fertile women to be the most sexually attractive.

因为世界各地的男人都觉得年轻而有生育能力的女性最具有性吸引力.

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To investigate immunity to rubella virus of the fertile women living in Zhangjiakou city.

调研张家口市育龄妇女风疹的免疫水平.

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By following their instinct, men are naturally attracted to the most fertile women around.

男性听从本能, 自然就会被吸引到最有生育力的女性身旁.

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