Human tongue surface, coloured scanning electron micrograph (SEM).

人体舌头表面。彩色扫描电子显微摄影(sem)。

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Sweat pore, coloured scanning electron micrograph (SEM).

人体汗腺。彩色扫描电子显微摄影(sem)。

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Electronic wizardry: This photo - or, more precisely, scanning electron micrograph (SEM) - is of the surface of a silicon microchip.

电子魔法：这张照片，或更准确地说，这张电子显微照片(SEM)是硅晶片的表面。

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