民主党士气高涨，但胜利远未确定

尽管民主党在党代会后士气高涨，取得了连串进展，但民调显示选举结果仍难以预料。

## Original Title: Democrats are riding high – but victory is far from certain

## Article Content:

After a jubilant party convention capped a month of momentum, polls still suggest a close election.

Original article: https://www.bbc.com/news/articles/cgl21j2py8xo