资金的突然流失对研究团队是一个严重的打击。

The sudden loss of funding was a serious ___blow to the research team.

决赛的失败对球队士气是一个沉重的打击。

The defeat in the finals was a crushing ___blow to the team's morale.

丑闻被证明是对他政治生涯的致命打击。

The scandal proved to be a fatal ___blow to his political career.