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Our supply of these precious materials will soon be seriously depleted.

我们的这些贵重材料的供应不久即将严重地枯竭。

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Records of History offers us a lot of precious materials to research the history and its propaganda activities.

《史记》的相关记载，为我们研究历史和传播学保留了珍贵的资料。

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Collectors, friends, and family members contributed some of the precious materials in Ms. Hamilton's work.

WSJ: Kara Hamilton's Sculptures Are Whimsical Riffs on Faberg�� Eggs

Of course, it's pretty dang difficult to cram enough technology and precious materials into something this size to ever begin to justify that million dollar price tag, but the supposed Blu-ray, SSD and "full" upgradability specs have all piqued our interest in a theoretical sense -- much more fun than slapping some shiny stuff on the case and calling it good.

ENGADGET: Luvaglio million dollar gets "official," sort of

After all, they are making billions of dollars in selling raw materials and precious metals to the West.

FORBES: Fact and Comment