“感到幻灭的”可以用英语表达为 “disillusioned”。这个词形容一个人原本抱有的希望、理想或信念破灭后所产生的失望、沮丧情绪。例如:
He felt disillusioned after the failure of his project.(他的项目失败后,他感到幻灭了。)
She became disillusioned with politics after witnessing the corruption.(目睹腐败后,她对政治感到幻灭了。)