As they zoom along, the rockets capture cancer cells that express corresponding antigenic surface proteins.

如他们展示的放大图像那样，火箭捕获了一个表达有癌胚抗原的癌细胞。

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Power and shutter buttons, a USB port, and a touch-sensitive strip to move the F2 lens through its 8X zoom range are arranged along the sides.

沿着外壳，分布着电源键、拍摄键、USB接口，以及一组极其灵敏的滑动装置，能够移动F2镜头和实现8倍变焦。

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Other fun facts include Pentax's claim that the camera is the thinnest to offer a 3-inch touchscreen and 3x optical zoom, along wth a 3200 ISO, SDHC compatibility and 20MB of built-in memory.

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In short: you no longer have a pull-out settings menu, but the basic settings -- brightness, geotagging, white balance, flash, and digital zoom -- are along the right-hand side of the viewfinder.

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The default browser includes an interesting toolbar at the bottom with the usual navigation keys like Back and Forward along with a Zoom key.

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