重要单词附有 IPA 发音、定义、例句和互动式测验。
在本文中: 具有重大意义的里程碑或转折点
在本文中: 多样性,指生物种类的丰富程度
在本文中: 易于理解的,大众化的
在本文中: 开创性的,具有突破性的
在本文中: 革命性的,产生巨大变革的
在本文中: 提倡,主张,公开支持
在本文中: 灾难,大祸
在本文中: (对自然资源的)保护,保育
片语包含类型标示、双语定义、用法说明和例句。
A person or thing that is greatly valued by a nation for its cultural or historical significance.
国宝级人物/事物
A long-term change in the average weather patterns that have come to define Earth's local, regional and global climates.
气候变化
To do something to help a situation or solve a problem.
采取行动
Deserving the effort or money required to preserve or rescue it.
值得拯救/保存
Easy to understand or appreciate, especially for people without specialized knowledge.
易懂的;大众化的
A person or organization that expresses a particular opinion or represents a specific cause with authority.
权威人士;代言者
The long-lasting impact of a person's life, work, or achievements.
传承;遗产(非物质)