gain the advantage of

例句：

1. 1. They gained a lot of knowledge from the lecture.
   他们从讲座中学到了很多知识。
2. 2. He gained fame for his invention.
   他的发明使他声名鹊起。
3. 3. The team gained confidence by winning the match.
   球队通过赢得比赛获得了信心。