【高中英语选修七第二单元词汇】在高中英语学习中，词汇是语言能力的基础。选修七第二单元围绕“环境与可持续发展”这一主题展开，涉及大量与环境保护、资源利用、生态平衡等相关的词汇。掌握这些词汇不仅有助于理解课文内容，还能提升学生的英语表达能力和阅读理解水平。
以下是对本单元重点词汇的总结，包括词性、中文释义及例句，便于学生复习和记忆。
一、词汇总结（按字母顺序排列）
| 单词 | 词性 | 中文释义 | 例句 |
| climate | 名词 | 气候 | The climate in this region is very mild. |
| conserve | 动词 | 保护；节约 | We should conserve water to save our resources. |
| damage | 名词/动词 | 损害；破坏 | The factory caused serious damage to the environment. |
| decrease | 动词 | 减少 | The number of wild animals has decreased over the years. |
| develop | 动词 | 发展；开发 | We need to develop new technologies for sustainable energy. |
| environment | 名词 | 环境 | Protecting the environment is everyone’s responsibility. |
| extinct | 形容词 | 灭绝的 | Many species have become extinct due to human activities. |
| fossil | 名词 | 化石 | Scientists study fossils to learn about ancient life. |
| global | 形容词 | 全球的 | Global warming is a serious problem today. |
| greenhouse | 名词 | 温室 | Greenhouse gases contribute to the warming of the Earth. |
| natural | 形容词 | 自然的 | We should protect natural resources. |
| pollution | 名词 | 污染 | Air pollution is a big issue in many cities. |
| preserve | 动词 | 保存；保护 | It is important to preserve the old buildings. |
| reduce | 动词 | 减少 | We can reduce waste by recycling. |
| renewable | 形容词 | 可再生的 | Solar energy is a renewable source of power. |
| resource | 名词 | 资源 | Water is a valuable resource. |
| survive | 动词 | 生存；幸存 | Animals must adapt to survive in changing environments. |
| waste | 名词/动词 | 废料；浪费 | We should not waste food. |
| wildlife | 名词 | 野生动物 | Wildlife conservation is essential for biodiversity. |
二、词汇学习建议
1. 结合语境记忆：通过阅读文章或例句来理解单词的实际用法。
2. 分类整理：将词汇按照主题（如环保、能源、自然）进行分类，便于记忆。
3. 定期复习：使用闪卡或词汇本进行反复练习，巩固记忆。
4. 拓展应用：尝试用新学的词汇造句，或写短文，提高实际运用能力。
通过系统地学习和复习本单元的词汇，学生不仅能提高英语水平，还能增强对环境保护的责任感和意识。希望同学们能够认真对待每一个单词，为今后的学习打下坚实的基础。
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