All that a camera-equipped computer "sees" is lots of picture elements, or pixels.

一台装备有摄像头的计算机所“看”到的一切只是一大堆图像元素，或者说是像素。

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However, the size of photoacoustic image is too small and the amount of picture elements is too minor.

但获得的光声图像存在像素不足、图像尺寸小等缺点。

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This relies on picture elements, or pixels, with three subunits, each responsible for one of the primary colours.

要让电子纸拥有光泽依赖于图片的元素或像素，内含三种亚单位，每个单位负责原色中的一种。

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That works out to over 300, 000 individual picture elements (35mm slides, by way of comparison, have roughly 20 million pixels).

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When light strikes a CCD, it excites the electrons in the chip, creating a grid of charged elements or pixels (for picture elements).

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There are a few bullish elements in the picture, though.

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