fall both feet

例句：

1. 1.The team fell both feet when they tried to win the championship.
   当这个团队试图赢得冠军时，他们彻底失败了。
2. 2. His plan fell both feet because of the unexpected weather conditions.
   由于意外的天气条件，他的计划彻底失败了。
3. 3. The company's financial report fell both feet, causing investors to lose confidence in its future prospects.
   公司的财务报告彻底失败，导致投资者对其未来前景失去信心。