Some disaffected members left to form a new party.

　　部分不滿的成員已離黨另立新黨。

　　Environmental issues provided a rallying point for people disaffected with the government.

　　環境問題把對政府不滿的人們凝聚了起來。

　　He attracts disaffected voters

　　他吸引了心懷不滿的選民們。

　　I was disappointed to find that they had left already.

　　我發現他們已經離開了，覺得很失望。

　　He was disappointed to see she wasn't at the party.

　　看到她沒來參加晚會，他感到很失望。