在备战英语二考研的过程中，掌握核心单词是至关重要的。以下是一些考研英语二的常见单词及其用法，帮助考生巩固词汇基础：
1. Crisis（危机）：n. The situation when a country or organization is facing serious difficulties.（国家或组织面临严重困难的情况。）
例句：The financial crisis has affected the economy worldwide.
2. Vulnerable（脆弱的）：adj. Easily damaged or hurt.（易受损害或伤害的。）
例句：Children are often vulnerable to illness.
3. Innovate（创新）：v. To introduce something new, especially a new method or a new product.（引入新事物，尤指新的方法或新产品。）
例句：The company has been innovating its products to stay competitive.
4. Contribute（贡献）：v. To help to make something happen or to be successful.（帮助某事发生或成功。）
例句：Your hard work has contributed significantly to our success.
5. Inevitable（不可避免的）：adj. Certain to happen, especially as a result of something else.（肯定要发生的，尤指作为其他事情的结果。）
例句：The inevitable rise in fuel prices is a concern for all drivers.
6. Prolong（延长）：v. To make something last longer than usual.（使某物比平常持续更长时间。）
例句：We tried to prolong our holiday because we didn't want to go back to work.
7. Substitute（代替）：n./v. A person or thing that takes the place of another.（替代某人或某物的人或事物。）
例句：Coffee has become a substitute for tea in many households.
8. Diverse（多样的）：adj. Having many different types, forms, or qualities.（有许多不同类型、形式或质量的。）
例句：The museum has a diverse collection of art from around the world.
9. Concise（简洁的）：adj. Giving a lot of information clearly and in a few words.（提供大量信息，用简明扼要的语言。）
例句：Her report was concise and to the point.
10. Inevitable（必然的）：adj. Certain to happen, especially as a result of something else.（肯定要发生的，尤指作为其他事情的结果。）
例句：The inevitable rise in fuel prices is a concern for all drivers.
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