Any valuable photo or paper-based document on display should be protected by a preservation-quality mat and frame.

展示的任何有价值的照片或纸质文件都应该保藏在能保证保存质量的垫子或框格里。

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The real tech candy here is the mat which is made of an electronic paper screen.

这个真正的高科技甜心是一个垫子，由一个电子纸屏做成。

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My dog would put paper urine mat ripped to pieces.

我家狗狗就会把纸尿垫撕得粉碎。

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Sunlight shines through the paper in the sliding doors, casting latticework shadows on the tatami mat floor in the room where Hiroko Harada arranges the tools of her art: paper, brush, ink and inkstone.

BBC: The art of Japan

Further you may be faced with a pile of paper that will land on your mat, from the local authority in advance of a telephone adjudication with a solicitor (always the best choice rather than simply having the thing dealt with by exchange of correspondence, though you have the choice).

BBC: Parking - Your Thoughts