当她解不开谜题时，你能看到她眼中的沮丧。

You could see the ___frustration in her eyes when she couldn't solve the puzzle.

持续的延误导致乘客们越来越沮丧。

The constant delays led to growing ___frustration among the passengers.

他对进展缓慢的沮丧团队里每个人都能看出来。

His ___frustration with the slow progress was evident to everyone in the team.