You can choose to take a high-key or low-key approach, and expose to emphasize certain areas of an image over others.

这可以是件好事，因为你可以选择高调拍摄或者低调拍摄，用曝光来强调一些部分并弱化其他部分。

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Encrypted key exchange protocol's goal is to establish a high secure key used for further encryption and authentication through a low secure password.

密钥加密协议的目的是利用安全性低的口令协商安全性高的密钥，进而利用密钥对以后的通信进行加密或身份认证，从而实现安全通信。

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Company's products include high low key, key chain, buckles and other automotive products.

公司产品包含中高低档钥匙，钥匙扣、插扣等各种汽车精品。

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Users can also enable modes to emphasize silhouettes or create color effects with high-key and low-key images and video.

ENGADGET: Nikon D5200 to reach US photographers in late January for $900

The use of different direct and indirect weapons, low- and high-angle artillery, are key when your enemy is using terrain to his advantage.

CNN: Grange

Indeed these SE Asian nations are now ripe to take the high ground in world economics with low debt, high investment power and now knowing that innovation is the golden key to capturing economic supremacy.

FORBES: Erskine Bowles: National Debt Threatens U. S. Innovation