在这种情况下，可以使用"She didn't succeed"或"She was unsuccessful"来表达她没有成功的意思。
"She didn't succeed"来自英语的动词"succeed," 其含义为"获得成功"或"实现目标"。"She was unsuccessful"来自形容词"unsuccessful," 其含义为"未获得成功的"或"未取得成功的"。
例句：
She didn't succeed in finishing the marathon. 她没有成功完成马拉松。
Despite her best efforts, she was unsuccessful in convincing the board to invest in her idea. 尽管她尽了最大努力，但她没有成功说服董事会投资她的想法。