Once Obama stepped from his SUV and was swallowed up by a sea of several hundred admirers, each wanting to shake his hand or give him a hug or take a photo.

有一次奥巴马从越野车走出来就被数百个崇拜者完全包围了，每个人都要和他握手或者拥抱或者拍照。

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If you don't shake the black card, it will leave a very clear line on your photo.

若不晃动黑卡，影像中会留下一条很明显的直线。

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Don't shake your hands when you take the photo.

当你照像时不要晃动手。

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The shutter button feels especially great, however, only requiring a light tap to grab a photo without inducing any shake.

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The lens also features OIS to provide image stabilization equivalent to 4 stops, controlling the effect of camera shake and allowing users to seize perfect photo opportunities.

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Marketing chief John Anton hopes that 4 million people will view Pedigree's Web videos and download an iPhone application called "Shake and Bark, " which will let users put a photo of their dog (complete with Pedigree logo) on their iPhone.

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