尼龙是由空气、煤和水加工制成。

Nylon is made from air, coal and water.

《新英汉大辞典》

我父母在家里的煤窖上面有个袖珍厨房，他们在里面加工面粉混合物，切洋葱和鱼块，任何可以吃的东西他们都做。

At home, my parents would be in the tiny kitchen above the coal cellar, fashioning out concoctions of flour, chopped Onions, bits of fish, anything they could get their hands on.

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煤沥青原料的纺丝，是碳纤维制造过程中加工成型的关键步骤。

The spinning of coal tar pitch raw material is key procedure of shaping in manufacturing carbon fiber.

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