她说她对音乐行业感到失望。

She says she's ___disillusioned with the music business.

许多粉丝对乐队最近的改变感到失望。

Many fans are ___disillusioned with the band's recent changes.

经过多年未兑现的承诺，选民对政府感到失望。

After years of unfulfilled promises, the voters became ___disillusioned with the government.