During the October 6, 2008 flyby of Mercury, MESSENGER's NAC captured a new view of the bright, radial ejecta rays of Kuiper crater that were previously imaged by Mariner 10 at a lower Sun Angle.

2008年10月6号飞越中的“信使号”用窄角镜头拍下了明亮呈放射状的柯伊伯陨石坑，“水手10号”曾在阳光斜射时拍摄这一区域。

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If you’ve been exposed to mercury, consider taking a supplement containing N-acetyl-L-cysteine (NAC) and alpha lipoic acid to aid in detoxification.

不慎接触到汞时，建议服用含有N-乙酰-L-半胱氨酸（NAC）和α-酸的脂肪酸物质，达到解毒目的。

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Every vendor has a NAC product - or at least they've found a way to relabel their existing product as a NAC product.

每个客户都有一个NAC的产品-至少他们发现有一种NAC产品能够提高他们现存产品的可靠性。

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And the leadership the United States has shown has been quite clear, as I think I pointed out and I think I reminded you at the beginning, or relatively close to the beginning, that it was the United States that initiated the meetings at the NAC, at NATO in Brussels, where a lot of these military options have been under consideration.

WHITEHOUSE: Press Briefing

The leaders today, in the first formal NAC session, took stock of where we stand, and they made a number of fundamental decisions to make sure that NATO will have the right capabilities.

WHITEHOUSE: Press Briefing on NATO Defense Capabilities