| 11. | Chance led to the finding of the diamond mine. |
| 偶然的机会使这个金刚石矿得以发现。
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| 12. | Her diamond ring dazzles with brilliancy. |
| 她的钻戒光彩夺目。
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| 13. | No substance can surpass the diamond in hardness. |
| 没有任何一种物质在硬度上能超过金刚石。
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| 14. | The diamond sparkles. |
| 钻石会闪闪发光。
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| 15. | This is a black diamond beyond all dispute. |
| 这的确是一块黑金刚石。
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| 16. | She liked the diamond itself but not the setting. |
| 她喜欢那块钻石，但不喜欢那底板。
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| 17. | The diamond shone brightly. |
| 这块钻石闪闪发亮。
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| 18. | There was a sudden sparkle as her diamond ring caught the light. |
| 光照在她的钻石戒指上时突然发出一道闪光。
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| 19. | It is a diamond of the first order. |
| 这是一颗上等钻石。
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| 20. | Graphite is chemically allied to diamond . |
| 石墨和金刚石在华学上是同类的。
|