nán​tí HSK2

difficult problem

31 sentences — page 1 of 2

  1. This difficult problem is a real headache.

    Source: Dong Chinese Dictionary
  2. He's thinking about this difficult problem.

    Source: Tatoeba
  3. 难题

    wèn le nán​tí.

    I asked her a difficult question.

    Source: Tatoeba
  4. This is a tough problem to solve.

    Source: Dong Chinese Dictionary
  5. I just can't solve this difficult problem.

    Source: Dong Chinese Dictionary
  6. He racked his brains to solve this difficult problem.

    Source: Dong Chinese Dictionary
  7. Faced with this difficult problem, he was surprisingly at a complete loss.

    Source: Dong Chinese Dictionary
  8. The teacher explained this difficult problem in class.

    Source: Dong Chinese Dictionary
  9. He solved the difficult problem with ease.

    Source: Dong Chinese Dictionary
  10. He knitted his brows, appearing to be thinking about a difficult problem.

    Source: Dong Chinese Dictionary
  11. He frowned as soon as he saw this difficult problem.

    Source: Dong Chinese Dictionary
  12. The teacher patiently answered the difficult math questions for the students.

    Source: Dong Chinese Dictionary
  13. This problem is very brain-taxing; I need to take a break.

    Source: Dong Chinese Dictionary
  14. What is your expert opinion on solving this difficult problem?

    Source: Dong Chinese Dictionary
  15. Engineers are solving technical problems on the production front line.

    Source: Dong Chinese Dictionary
  16. He is pondering how to solve this complex problem.

    Source: Dong Chinese Dictionary
  17. There is currently no final conclusion on this scientific puzzle.

    Source: Dong Chinese Dictionary
  18. Faced with this complex problem, he felt at his wits' end.

    Source: Dong Chinese Dictionary
  19. Goldbach's Conjecture is a famous mathematical problem.

    Source: Dong Chinese Dictionary
  20. He's a know-it-all; no problem can stump him.

    Source: Dong Chinese Dictionary