词典释义：
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He specializes in high-value manufacturing, in goods that are worth far more than the cost of their raw materials.
主要是高端产品制造业，那些产品价值都要偏高，相比起它们的原材料。
《America Revealed》《透视美国》
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So these mountains of junk are actually raw materials. And they're so important that this scrap yard was built right here to feed that steel mill.
所以这些成山的废物，他们其实是原材料，它们真的很重要，这废料场建在这里把钢再碾磨。
《America Revealed》《透视美国》
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It's a product-unlike, say, a Television, that's worth little more than the raw materials that go into it.
它与电视机一类的不同，那些价值大一些，比起那些纸来说。
《America Revealed》《透视美国》
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It all shows just how much the internet is changing what America makes, creating a new economy where the raw materials aren't things we take from the earth. They're ideas.
这一切都像人们展示着网络对美国造成的巨大变化，创造出一种新的经济，它们不需要再从地球中发掘出任何原料。 它们是灵感。
《America Revealed》《透视美国》
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Exploitable raw materials were in short supply.
可开采的原料供应短缺。
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Raw materials were carried to the works by barge.
原材料由驳船运到工厂。
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The high cost of raw materials is keeping prices up.
昂贵的原料费用使价格居高不下。
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The country has to import most of its raw materials.
这个国家大多数原料均依赖进口。
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Raw materials and labour come by ship , rail or road.
从水上、铁路和公路运来原料和工人。