| 1. | Note that we back up over ignored characters too .
注意：我们还要回溯所忽略的字符。 |
| 2. | His family goes back to the time of queen elizabeth i .
他的家族渊源可回溯到伊丽莎白女王一世的时代。 |
| 3. | Now that curtain has risen and men can look back to a past of scores and hundreds of millions of years .
帘幕已揭开，人们可以回溯几十亿年之久的过去了。 |
| 4. | If it is really the same to you, i should like to follow the river back to its source .
如果你随便到哪儿都无所谓的话，最好我们就沿着这条河回溯到它发源的地方去。 |
| 5. | If a mistake is later detected, then we must backtrack to the point of error and try another alternative. this is called backup .
如果以后发现它是错误的，我们必须退回到点，再试另外的选择。这种方法称为回溯。 |
| 6. | Backdated stock options : what are they really worth
回溯期权的真正价值在哪里？ |
| 7. | That research reached back over a thousand years
这项研究回溯了1000多年的历史。 |
| 8. | Matters needing attention in retrospective database building
回溯建库应注意的问题 |
| 9. | A historical retrospect of the vietnamese language
越南语言文字使用的历史回溯 |
| 10. | He could trace his lineage back many centuries
他可以回溯他的家世背景到许多世纪。 |
