| 单词 | 碳素 |
| 释义 | 〔pearlite〕A mixture of ferrite and cementite forming distinct layers or bands in slowly cooled carbon steels.光体，珠铁：在慢慢冷却的碳合金中的层状铁素体和碳素体的混合物〔diamond〕An extremely hard, highly refractive crystalline form of carbon that is usually colorless and is used as a gemstone and in abrasives, cutting tools, and other applications.钻石：一种极其坚硬，高折射率的结晶形状的碳素，常常近于无色，被当作宝石并用于研磨、切割工具以及其它用途上 |
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