disillusion/ ˌdɪsɪˈljuːʒən /

1.noun[u] 

醒悟,觉醒,同 disillusionment

My life is full of disillusions.
我生活中充满了破灭的梦想。
2.vt.

使醒悟,使幻想破灭

I have become disillusioned with the dictatorial behavior of the present government.
现在的政府的独裁行为使我大失所望。