disappointedly

例句：

1. 1.She disappointedly watched the sunset over the sea.
   她失望地看着海景。
2. 2. The movie was disappointingly predictable.
   这部电影令人失望，毫无新意。
3. 3. He looked disheartened as he walked away from the party.
   他离开派对时显得心灰意冷。