Besides, a layer of water-soluble material protection layer also can be adhered on the exterior of the described bentonite granules layer.

此外，还可在所述膨润土颗粒层外再粘附一层水溶性材料保护层。

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It reflects growing concern for issues such as privacy, the impact of pernicious material, and protection from cyber bullying and harassment.

UNESCO: MEDIA SERVICES

The hard-wearing material provides warmth and protection when trekking through the bogs and heather, while also serving as camouflage for the stalker on the hunt.

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Toe protection: material, usually large boulders, placed at the base of a sea defence structure like a seawall to prevent wave scour.

UNESCO: L O S S A R Y