There are a number of vitamins that are vital for good hair health, the main ones being vitamins C, D and E, and in a balanced diet all these vitamins should be readily available.

有许多对头发健康至关重要的维生素，主要有维生素C、D和E，而在平衡的饮食中所有这些维生素应该很容易获得。

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Actually Posting out a birthday card, or even sending an e-card, is of course going to be the main work of this method.

实际上，邮递发送一张生日贺卡，或者甚至发送一张电子贺卡，当然会是这个方法的主要工作。

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The capture of Pul-e-Khumri would cut the main north-south road through the centre of Afghanistan, leaving the remaining Taleban forces in the north stranded.

BBC: Afghan opposition push through north

However, for those who use their iPads as their main e-readers, and those who use it frequently while away from Wi-Fi coverage, this new model could make a big difference.

WSJ: The New iPad Review: Faster, Sharper and Thicker | Walt Mossberg

E-Trade is discounting fees to the likes of Microsoft, Boeing and Oracle for the right to steer 1 million employees seeking information on their stock options through the main E-Trade portal.

FORBES: After the Bubble