Vitamin C is essential to building collagen, a vital component of young-looking skin, which starts breaking down in your twenties.

人类从二十几岁开始，主要保持皮肤年轻的胶原蛋白开始流失，而柑橘类水果含有构成胶原所必需的维生素C。

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Viner let me sit in on daily clinical rounds, scheduled that day for c., a young woman who had been at Yellowbrick for three months.

Viner让我出席了一次日常诊断过程，那一天是为一个叫C的人安排的，C是一个年轻女性，来Yellowbrik有三个月了。

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For young children who had never been on an airplane before, the C-5 seemed like a fearful prospect.

不过，对从没有见过飞机的孩子们来说，C-5似乎已经超出他们的预期了。

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Stuart Levy,a co-founder of Olive Branch D.C., a Washington-based interfaith group bringing together young professional Jews and Muslims.

VOA: standard.2009.10.19

Moorland Prison is 10 miles from the centre of Doncaster, and is a category C training prison with a capacity for 1, 006 inmates, including young offenders.

BBC: Moorland Prison criticised over handling of sex offenders

If you're wondering what successful young entrepreneurs do for a second act, visit Tony C.

FORBES: Tadpoles

The most spectacular here is Jan Steen's unusually large, jovial christening feast ("As the Old Sing, so Twitter the Young, " from c. 1668-70) around a food-laden table.

WSJ: de Young Museum: More Than Just the Girl