difficult 名词

常见词汇

1. Difficulty

例句：She overcame the difficulty of learning a new language.

2. Challenge

例句：Climbing Mount Everest is a major physical challenge.

3. Problem

例句：Solving this math problem requires advanced skills.

进阶词汇

4. Adversity

例句：He succeeded despite facing great adversity.

5. Obstacle

例句：Lack of funding became the main obstacle to the project.

6. Hardship

例句：The war brought immense hardship to civilians.

高阶/学术词汇

7. Predicament

例句：The political leader found himself in an ethical predicament.

8. Dilemma

例句：The doctor faced a moral dilemma about patient confidentiality.

9. Conundrum

例句：The origin of the universe remains a scientific conundrum.

10. Quandary

例句：She was in a quandary about accepting the job offer.

文学/正式用语

11. Tribulation

例句：The refugees endured years of tribulation.

12. Plight

例句：The documentary highlighted the plight of endangered species.

⚠️ 使用注意：

Obstacle 可指具体障碍物（如路上石头）或抽象阻碍（如法律限制）