艰苦

艰苦 [jiān kǔ]

1. ■ arduous; difficult; hard; tough:

艰苦创业 pioneer an enterprise with painstaking efforts;

艰苦的斗争 arduous struggle;

艰苦的生活 hard life;

在艰苦的条件下 under arduous conditions;

艰苦的环境能磨炼人的意志。 Difficult circumstances can temper one's will.