| 1. | He applied himself to american history .
他致力于研究美国历史。 |
| 2. | It must have been a unique moment in latin american history .
在拉丁美洲史上，这必定会是个空前的时刻。 |
| 3. | For my term paper i worked over 30 volumes of american history .
我为了写学期论文，钻研了三十卷的美国史。 |
| 4. | Labor organizations won a larger degree of recognition than ever before in american history .
劳工组织赢得比美国历史上以前任何时候都更多的承认。 |
| 5. | Concentration of control of mass media has congealed at a tenuous time in american history .
大众传播媒介的集中控制是在美国历史上一个软弱无力的时期形成的。 |
| 6. | What student of american history could disagree with this judgment on the whole new deal effort ?
对于整个新政活动的这种评论，美国史学家能有什么不同意见呢？ |
| 7. | Its advice and injunctions have influenced american history more than washington himself could have anticipated .
它的忠告与诫言，对美国历史影响深远，实非华盛顿自己始料所及。 |
| 8. | The bishop's letter was the signal for a campaign of vilification and intimidation unequaled in american history .
主教的信是发动一场在美国历史上没有前例的诬蔑和恐吓运动的信号。 |
| 9. | These are interesting, lively, but also confusing times in american history as indeed they are everywhere .
它们正是美国历史中趣味盎然，生气勃勃但却混淆的时代，跟其他地区所处的时代一样。 |
| 10. | It made him lame duck six months into a presidency won by the second largest plurality in american history .
以美国有史以来第二位的最大多数票赢得的总统职务，他干了六个月就落得名存实亡了。 |
