所有的床上用品都是由未经加工的普通棉布制成的。

All the bedding is made of simple, untreated cotton.

《柯林斯英汉双解大词典》

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》

经过加工的奶酪是由天然奶酪和其它配料制成。

Processed cheese is made from natural cheese and other ingredients.

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