两家公司还表示，将纸和印刷技术相结合还能够降低光盘成本，并使其用途更加广泛。

The combination of paper material and printing technology is also expected to lead to a reduction in cost per disc and will expand usage, the two partners said.

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美国工程师称，他们研制出了价格更加低廉，用途更加广泛的人造皮肤，几乎和人类的皮肤一样敏感。

Engineers in the United States say they've created a cheaper and more versatile form of artificial skin, which is almost as sensitive as the human kind.

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但是，尽管这些DB2版本比3年前应用更加广泛，但许多用户仍然没弄明白角色和可信上下文的用途和优点。

But although these DB2 releases became generally available more than three years ago, many users still seem confused regarding the purpose and advantages of roles and trusted contexts.

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