| 1. | The report has been traced back to you . 这个谣言追究到你这里来了。 |
| 2. | I've gone through all the traces too . 我还仔细查阅了所有的历史记载。 |
| 3. | There is n't a trace of a smile on her face .. 她脸上没有一丝笑容。 |
| 4. | The police do all that they can do to trace him . 警察千方百计追捕他。 |
| 5. | It is hard to trace the order of discovery . 很难查出谁是最先发现的人。 |
| 6. | We traced out our route on the map . 我们在地图上画出我们的路线。 |
| 7. | Trace element mixes serve as insurances . 微量元素只是作为一种保障措施。 |
| 8. | He traced his signature laboriously . 他吃力地签上自己的名字。 |
| 9. | Only his hair showed the real trace of years . 岁月只在他头发上留下了痕迹。 |
| 10. | The repair crew traced down the leak . 修缮队查明漏水的地方。 |