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1. | with retrospective effect |
| 追溯生效日期;有效日期追溯至…… |
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2. | Find Such Treasure in the Genetic Attic |
| 从染色体追溯祖先 |
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-- 来源 -- 英汉非文学 - 生命科学 - 基因与寻祖 - congransetizhuisu |
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3. | She traced her family tree back to the 16th century. |
| 她追溯自己的祖先至16世纪。 |
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4. | To run Backwards in the memory |
| 追溯往事 |
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5. | None of them had ever tried very hard to trace their illustrious ancestor's background. |
| 他们中间没有一个人真的想追溯他们显赫的祖先的历史。 |
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6. | trace Back |
| 追溯 |
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7. | To assign the origin of. |
| 追溯追溯…的起源 |
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8. | To trace the origin or development of(a word. |
| 追溯追溯(一个词的)根源或发展 |
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9. | He is proud of his ancestors, he traces his descent from King Solomon. |
| 他以自己的祖先而自傲,他追溯他是所罗门王的后裔。 |
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10. | To trace the origin of the bygone |
| 追溯既往 |
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