| 21. | The application of this paint makes the metal proof against rust. |
| 使用这种油漆能防止金属生锈。
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| 22. | He is proof against bribery. |
| 他是不受贿赂的。
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| 23. | The minister cited the latest crime figures as proof of the need for more police. |
| 部长援引最新犯罪数据以证明有必要增添警察。
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| 24. | He produced documents in proof of his claim to the property of his deceased uncle. |
| 他提出文件以证明他对他叔父遗产的继承权。
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| 25. | Lost property is handed back to its owners on proof . |
| 失物凭证据归还失主。
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| 26. | I should like to put their loyalty to the proof . |
| 我想考验他们的忠诚。
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| 27. | The scientist put his theories to the proof . |
| 那位科学家检验了他的理论。
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| 28. | The proof of the pudding is ( in ) the eating. |
| （谚）布丁好不好，吃了才知晓[实践才是真正的检验]。
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| 29. | There is no conclusive [decisive] proof as to…. |
| 没有……明确证据。
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| 30. | Facts are eloquent proof . |
| 事实是有力的证明。
|