Collagen forms a meshwork of fibres and is a key contributor to the structure and texture of skin.

胶原蛋白形成网状的纤维，是一个重要贡献的结构和纹理的皮肤。

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"One skin cycle takes 30 days (for new cells to reach the top layer of skin), so in order to see a real difference in texture, tone, and clarity, you need to use it for more than a month," she says.

因为一次皮肤循环，也就是新细胞抵达皮肤表层的时间，需要30天左右，所以要想看到肤质、光泽度和清透度明显改观，应该坚持使用新品至少一个月。

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The texture of my skin is different; I can detect a bit of crinkliness here and there.

我皮肤的纹理不同了；

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Elisabeth Cornwell, of the university's perception lab, then used "ageing" software to reproduce the natural effects of growing old on skin texture, hairline and hair colour.

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"The surprise was ... the (matching of) the skin color and texture were nearly perfect, it was better than we expected, " Devauchelle said.

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While the cuts remained mysterious it is difficult to know whether you are eating leg, shoulder or tail when the meat is cut with a machete the tender and juicy texture complimented the caramelised skin made crisp by hours of slow roasting.

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