relict

简明释义

英[ˈrelɪkt]美[ˈrelɪkt]

n. 寡妇；残余物，残余体；未亡人

英英释义

单词用法

同义词

反义词

例句

1.After reverse tectonic period in Late Cretaceous and Neogene, it became a relict basin with oil-gas and coal.

经晚白垩世和新近纪的构造反转改造后，呈改造残留型含油气、含煤盆地。

2.The main factors controlling the distribution of foraminifera in the area are dissolution of deep-sea carbonate, water masses, sea-floor relief and relict sediment.

控制本区有孔虫分布的主要因素是深海碳酸盐溶解作用、水团、海底地形以及残留沉积。

3.The fossils in two ancient ape relict sites (8603, 8704) of Yuanmou have been determined by the ESR dating method.

采用电子自旋共振（ESR）测年法，对元谋县竹棚豹子洞箐（86 0 3）和小河蝴蝶梁子（870 4 ）两个古猿遗址的化石进行了测定。

4.The upper intercept age is the age of relict zircon, while the lower intercept age represents the formation age of diorite-porphyrite.

上交点年龄为残余锆石年龄，下交点年龄大致代表了闪长玢岩的形成时代。

5.By the early 1900s, after a century of hunting, only a relict population of Antarctic fur seals survived on South Georgia.

1900年代初期，经历了一个世纪的猎杀之后，南乔治亚岛幸存下来的软毛海豹的数量寥寥无几。

6.We found that concentration areas of. Glauconites are identical with the oxidizing environment, coarse-sediment areas and relict sediments.

海绿石的富集区与氧化环境，粗粒沉积和残留沉积区相一致。

7.The ancient forest is a relict of a time when the climate was much different.

这片古老的森林是一个遗迹，它来自气候截然不同的时代。

8.Scientists study the relict species to understand how life adapts to changing environments.

科学家研究这些残余物种以了解生命如何适应变化的环境。

9.The cave paintings are a relict of ancient human culture.

这些洞穴画是古代人类文化的一个遗存。

10.This mountain range contains several relict glaciers that have survived climate change.

这条山脉中有几个残存的冰川幸存于气候变化之中。

11.The relict population of this fish species is critical for biodiversity.

这种鱼类的遗存种群对生物多样性至关重要。

作文

In the study of ecology and biology, the term relict refers to a species or a group of organisms that has survived from an earlier period and is now limited in distribution or abundance. These organisms are often remnants of a time when environmental conditions were different, allowing them to flourish in habitats that have since changed. The concept of relict species is crucial for understanding biodiversity and the history of life on Earth. One of the most fascinating examples of relict species can be found in the unique flora and fauna of isolated islands. For instance, the famous Galápagos Islands are home to several relict species that have evolved independently from their mainland relatives. The giant tortoises of the Galápagos are a perfect illustration of this phenomenon. They have existed for millions of years, adapting to the specific environmental conditions of the islands. Their existence provides valuable insights into evolutionary processes and the impact of isolation on species development. Another example of relict species can be seen in the ancient forests of the world. The Wollemi pine, discovered in Australia in 1994, is considered a relict species because it was thought to have been extinct for millions of years. Its discovery was a significant event for scientists and conservationists alike, as it highlighted the importance of protecting such rare and ancient organisms. The Wollemi pine serves as a living link to the past, offering clues about the Earth's climatic history and the evolution of plant life. The study of relict species is not only important for academic research but also has practical implications for conservation efforts. By understanding the habitats and ecological requirements of these species, conservationists can develop strategies to protect them from extinction. Many relict species are vulnerable to threats such as habitat destruction, climate change, and invasive species. Therefore, preserving their natural habitats is essential for maintaining biodiversity and the health of ecosystems. Moreover, relict species often play a crucial role in their ecosystems. They can serve as indicators of environmental health and stability, as their presence often signifies a well-balanced ecosystem. For example, certain relict plants may provide critical resources for other species, including food and shelter. Thus, protecting these ancient organisms benefits not only their survival but also the overall health of the environment. In conclusion, the term relict encompasses much more than just a scientific classification; it represents a connection to our planet's history and the intricate web of life that has evolved over millions of years. Understanding and protecting relict species is vital for preserving biodiversity and ensuring the resilience of ecosystems in the face of ongoing environmental changes. As stewards of the Earth, we must recognize the value of these ancient organisms and take action to safeguard their future for generations to come.

在生态学和生物学研究中，术语relict指的是一种或一组生物，它们从早期时期幸存下来，现在在分布或数量上受到限制。这些生物通常是环境条件不同的时代的遗存，使它们能够在自那时以来发生变化的栖息地中繁盛。relict物种的概念对于理解生物多样性和地球生命的历史至关重要。 一个最引人入胜的relict物种的例子可以在孤立岛屿的独特植物和动物中找到。例如，著名的加拉帕戈斯群岛是几种relict物种的家园，这些物种与大陆亲属独立进化。加拉帕戈斯的巨型乌龟就是这一现象的完美例证。它们存在了数百万年，适应了岛屿特定的环境条件。它们的存在为我们提供了关于进化过程和孤立对物种发展的影响的宝贵见解。 另一个relict物种的例子可以在世界古老森林中看到。沃勒米松，1994年在澳大利亚发现，被认为是一种relict物种，因为人们认为它在数百万年前就已经灭绝。它的发现对科学家和保护主义者来说都是一项重大事件，因为它突显了保护如此稀有和古老生物的重要性。沃勒米松作为与过去的活连接，提供了关于地球气候历史和植物生命进化的线索。 对relict物种的研究不仅对学术研究重要，还有实际的保护工作意义。通过了解这些物种的栖息地和生态需求，保护主义者可以制定保护它们免于灭绝的策略。许多relict物种易受栖息地破坏、气候变化和入侵物种等威胁。因此，保护它们的自然栖息地对于维护生物多样性和生态系统的健康至关重要。 此外，relict物种通常在其生态系统中发挥着关键作用。它们可以作为环境健康和稳定的指示，因为它们的存在往往意味着生态系统的良好平衡。例如，某些relict植物可能为其他物种提供重要资源，包括食物和庇护。因此，保护这些古老生物不仅有利于它们的生存，也有利于整体环境的健康。 总之，术语relict不仅仅涵盖科学分类，它还代表着与我们星球历史的联系以及数百万年来不断进化的生命网络。理解和保护relict物种对维护生物多样性和确保生态系统在持续环境变化面前的弹性至关重要。作为地球的管理者，我们必须认识到这些古老生物的价值，并采取行动保护它们的未来，以造福后代。