灰心的

We have to bear with his bad temper because he is a bit frustrated these days.

我们不得不忍他的坏脾气因为这些日子他有点灰心丧气。

Undismayed by the failure of the small scre effort,Ryan decided to stay on and make a bid for movie stardom.

但电视方面尝试的失败并没使瑞恩灰心，决心继续下去，为成为电影明星而努力。