The new product is said to be much thinner than other protective materials currently being sold.

据说这种新产品比目前市面上的任何其他保护性材料都要薄。

Worn once, the thin protective materials can take hundreds of years to decompose.

一旦磨损，薄薄的保护材料可能需要数百年才能分解。

As of Monday, the first two flights filled with " urgently needed" protective materials from China have arrived in Zurich and Geneva.

截至周一，两架来自中国、载有首批“急需”防护物资的飞机已经抵达苏黎世和日内瓦。

In normal circumstances merely placing a layer of protective material on top of a levee in this way would not do much good.

一般来说如果只是这样在堤坝顶部铺一层类似的保护材料在漫坝时不会起到什么作用。