pre-,在前，via,路，词源同way,trivia.比喻用法。

1. Douglas was a 29-year-old journeyman fighter, erratic in his previous fights.

道格拉斯29岁，是个技术不错的拳击手，在以前的比赛中发挥不太稳定。

2. The man was known to the police because of previous convictions.

因为有犯罪前科，警察们都认识这个人。

3. CBS's ratings again showed huge improvement over the previous year.

与前一年相比，哥伦比亚广播公司的收视率再次大幅提高。

4. He had even locked away all the videos of his previous exploits.

他甚至将记录他以前伟绩的录像带通通锁起来了。

5. Again the pregnancy was very similar to my previous two.

同样，这次怀孕和我前两次的情形非常相似。