在备战考研英语的征途上，熟词僻义是常遇到的难题。以下是一份精心整理的熟词僻义单词汇总，助你一臂之力：
1. account：n. 账户，v. 解释，说明
例句：He can account for his absence from the meeting.
2. apparent：a. 明显的，显而易见的
例句：It was apparent that she was lying.
3. assist：v. 帮助，协助
例句：He assisted his friend in moving the furniture.
4. benefit：n. 利益，好处，v. 对……有益
例句：The new policy will benefit both employees and employers.
5. case：n. 情况，实例，v. 适合
例句：In this case, we should follow the majority's opinion.
6. challenge：n. 挑战，v. 挑战
例句：She accepted the challenge to run a marathon.
7. concern：n. 关注，关心，v. 涉及
例句：The issue of environmental protection concerns everyone.
8. critical：a. 关键的，危急的
例句：The critical moment had arrived.
9. decision：n. 决定，决心
例句：She made a decision to quit her job.
10. effective：a. 有效的，起作用的
例句：The new method is more effective than the old one.
11. effort：n. 努力，尽力
例句：He made every effort to succeed.
12. environment：n. 环境，外界
例句：The environment in which we grow up affects us greatly.
13. essential：a. 必要的，基本的
例句：Water is an essential element for life.
14. experience：n. 经验，v. 经历
例句：He has gained a wealth of experience in the field.
15. factor：n. 因素，要素
例句：Climate is an important factor in agricultural production.
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