他呼吁同胞们不要灰心丧气。

He appealed to his countrymen not to lose heart.

《柯林斯英汉双解大词典》

不要因第一次失败就灰心丧气—再试一次吧！

Don't be discouraged by the first failure—try again!

《牛津词典》

因为运气不好，她在大学里感到灰心丧气。

She felt discouraged in her college because of her bad luck.

youdao

If you ask him if it's our people're gonna go, man will lose heart because of the theme of The Magnificent Ambersons that take you leave the way.

如果你问他我们人民将何去何从，人们会灰心丧气，因为《安巴逊家族》的,主题会让你无路可走。

麻省理工公开课 - 电影哲学课程节选

You feel deflated. Enervated.

你灰心丧气，感到无力。

哈佛公开课 - 幸福课课程节选