He could not understand how people paid for food and valuable things with paper! He was also puzzled by the black stones people used to burn to produce heat.

他不明白人们是怎么用纸来买食物和贵重物品的！他还对人们用来燃烧产生热量的黑色石头感到困惑。

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Chinese people used black stones to produce heat.

中国人用黑色的石头来产生热量。

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The black stones were coal, but Marco had never seen coal before!

黑色的石头是煤，但马可以前从未见过煤！

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This musical journey, from the sound of urban black America to stadium-fillers such as the Rolling Stones, has now reached Oxford University.

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Oversized cocktail rings encasing large black onyx gems inside lacy white-gold cages, where the stones are visible through the pattern, were a cornerstone of the design aesthetic.

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Not content with the basic black concert T shirt, the Stones are moving into upscale souvenirs--Rolling Stones Rock wear--to be sold at the concert sites when possible, but also in retail outlets like Macy's, J.

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