艰苦 (jiān kǔ) — arduous, tough, hard (of conditions, life, work)

Definition

Examples

• 虽然条件很艰苦，但他们坚持下来了。
  Suī rán tiáo jiàn hěn jiān kǔ, dàn tā men jiān chí xià lái le.
  Although the conditions are tough, they persevered.
• 这是一份非常艰苦的工作。
  Zhè shì yí fèn fēi cháng jiān kǔ de gōng zuò.
  This is a very arduous job.
• 经过艰苦的训练，他终于成功了。
  Jīng guò jiān kǔ de xùn liàn, tā zhōng yú chéng gōng le.
  After tough training, he finally succeeded.