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| 61. | ring a coin |
| 敲硬币听声辨真伪 |
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| 62. | Attend a coin |
| 接待顾客 |
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| 63. | counterfeit coin detector |
| 假币检测器 |
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| 64. | coin-shaped ringworm |
| 圆癣 |
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| 65. | coin changing machine |
| 辅币找续机 |
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| 66. | To coin(money. |
| 把…铸为（货币） |
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| 67. | fineness of coin |
| 铸币之纯量，铸币含金量 |
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| 68. | coin-feed televisor |
| 投币电视机 |
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| 69. | numismatist | coin collector |
| 钱币及奖章收集家 |
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| 70. | coin-tossing problem |
| 投掷硬币问题 |
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