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发音：[ɪˈfem(ə)rəl]
例句：
- The word ephemeral means something that lasts for a very short time or is temporary. It refers to things that are brief, fleeting, or transitory in nature. Ephemeral things don’t last long and often disappear quickly or are easily forgotten. They are like moments or experiences that come and go quickly, without leaving a lasting impact or presence.
- As a result, the Byzantine emperor had no trouble retaking control of North Africa in the 530s, and the Vandals’ impact on the development of the region was ephemeral and insignificant.
- Kutuzov‘s triumph over Napoleon can be attributed to his ability to see beyond the ephemeral and superficial values of the court. Instead, he relied on an instinctive comprehension of his soldiers and the needs of his people, which guided his decision-making process.
- In a 1998 interview with The Times, he recognized that certain aspects of his work may have a ephemeral nature, but he expressed a deeper intention and aspiration when it came to crafting wooden masks for puppets.
- As a key figure in Twitter’s product development, Beykpour made a name for himself by swiftly introducing innovative features like Fleets, a ephemeral tweet feature that was eventually phased out in 2021, and Spaces, a live audio chat forum.
- Stock market prices are climbing to high levels according to multiple metrics, but these increases might be ephemeral if the actual growth falls short of investors’ optimistic forecasts.
- Television rights, which generate the most significant income for the sport, are exclusively received by organizers, leaving teams dependent on sometimes ephemeral sponsorships to cover expenses such as riders’ salaries and other related costs.
解释：
- Ephemeral这个单词做形容词使用，其表示“lasting only for a short time”这一含义，即“短暂的/瞬息的/朝生暮死的/短命的/转瞬即逝的”，与temporary/brief/transient/fleeting这些单词构成近义词。
- 具体使用场景如下：
- By studying old reports and using advanced satellite technology, scientists are getting closer to understanding one of the ocean’s long-standing mysteries—the incredible but ephemeral displays of glowing light created by living organisms.（通过研究旧报告和使用先进的卫星技术，科学家们越来越接近了解海洋长期存在的奥秘之一由生物体产生的发光的令人难以置信的短暂显示。）
–Science - A recent study published in Geophysical Research Letters examined these ephemeral features on Mars and revealed that the tracks left by boulders can be used to identify recent seismic activity on the planet.（最近发表在《地球物理研究快报》上的一项研究检查了火星上的这些转瞬即逝的特征，并揭示了巨石留下的痕迹可以用来识别火星上最近的地震活动。）
–Science - The new Snapchat design includes a fresh friends page that combines chat messages and ephemeral stories. It also highlights posts from your close friends at the top of the feed, making it easier to see and engage with their content.（新的Snapchat设计包括一个新鲜的朋友页面，结合了聊天消息和短暂的故事。它还会在提要顶部突出显示来自密友的帖子，以便更轻松地查看和参与其内容。）
–Technology - While the EU focuses on addressing the production of clothing for mass consumption, it also seeks to promote sustainability among luxury brands, recognizing the challenge of reconciling the industry’s reliance on ephemeral fashion with the need for long-term environmental responsibility.（虽然欧盟专注于解决大众消费服装的生产问题，但它也寻求促进奢侈品牌的可持续性，认识到将行业对转瞬即逝趋势的依赖与长期环境责任的需求相协调的挑战。）
–Business - This artwork serves as a prime example of Japanese aesthetics, encompassing the contradictions of the natural and artificial, ephemeral and enduring, as well as the harmonious blend of simplicity and grandeur, offering a profound lesson in appreciation of beauty.（这件艺术品是日本美学的典范，涵盖了自然与人造、短暂与持久的矛盾，以及简单与宏伟的和谐融合，为美的欣赏提供了深刻的一课。）
–Arts
