spawning

简明释义

英[ˈspɔːnɪŋ]美[ˈspɔːnɪŋ]

n. 产卵；增殖

v. 产卵；（大量）生产；引发，导致（spawn 的现在分词）

英英释义

单词用法

同义词

反义词

例句

1.Its population was decimated in the past century by commercialfishing and dams that sealed off its migratory spawning routes.

在上个世纪，由于商业捕鱼的原因，再加上人类密封水坝堵住了鲟鱼的迁移产卵路线。

2.The actual spawning process itself will never fail, even if the function that you are calling does not exist.

实际的生成进程本身不会失败，即便您调用的函数不存在也是如此。

3.Built nearly a century ago to provide power to lumber and paper mills in the town of Port Angeles, these dams blocked access to upstream spawning beds for six species of salmon.

这些大坝建于近一个世纪以前，是为洛杉矶港的木材和造纸厂提供电力的，大坝阻断了6种鲑鱼的上游产卵地。

4.After spawning, most die of exhaustion.

繁衍过后，多数鲑鱼会因精疲力竭而死。

5.Oil Spill Would Threaten Mangroves, Spawning Fish

石油泄漏会威胁到红树林和产卵的鱼类

6.Figures 1-4 detail the spawning, uh, process.

图1 - 4详细说明了进程的产生过程。

7.After that, start blasting the infested Civilian Biodome and Huts that were spawning infested folks.

之后，开始有Biodome、民用爆破的小屋是产卵出没的人。

8.The environmental changes have affected the spawning habits of many fish species.

环境变化影响了许多鱼类的产卵习惯。

9.The biologist studied the spawning behavior of frogs in their natural habitat.

生物学家研究了青蛙在其自然栖息地的产卵行为。

10.Many species migrate upstream for spawning.

许多物种会逆流而上进行产卵。

11.During the spawning season, the lakes become crowded with fish.

在产卵季节，湖泊里挤满了鱼。

12.The salmon are currently spawning in the river.

鲑鱼目前正在河里产卵。

作文

In the world of nature, the process of reproduction is essential for the survival of species. One fascinating aspect of this process is the concept of spawning, which refers to the act of releasing or depositing eggs in water. This term is commonly associated with fish and amphibians, but it can also apply to other aquatic organisms. Understanding spawning not only sheds light on the reproductive strategies of various species but also highlights the intricate balance of ecosystems. During the spawning season, many fish migrate to specific locations, often returning to the very place where they were born. This incredible navigation ability ensures that their offspring have the best chance of survival. For example, salmon are known for their remarkable journey upstream to their natal rivers to spawn. This journey can be arduous, involving overcoming numerous obstacles such as waterfalls and predators. The determination of these fish during the spawning process is a testament to the instinctual drive to ensure the continuation of their lineage.The timing of spawning is crucial and is often influenced by environmental factors such as water temperature, lunar cycles, and food availability. Many species exhibit synchronized spawning behaviors, where large groups of fish release their eggs and sperm simultaneously. This strategy increases the likelihood of fertilization and helps overwhelm predators with the sheer number of eggs laid at once. Such events can create a spectacular sight, with clouds of eggs and milt (sperm) clouding the water.However, the process of spawning is not without its challenges. Human activities, such as pollution, overfishing, and habitat destruction, pose significant threats to the natural spawning grounds of many species. For instance, the construction of dams can block migratory paths, preventing fish like salmon from reaching their spawning sites. As a result, conservation efforts are increasingly focused on protecting these critical habitats to ensure that future generations of fish can continue their life cycles.In addition to fish, the concept of spawning can also be applied to other organisms such as frogs and certain types of mollusks. Frogs typically lay their eggs in water, forming clusters or strings that provide some protection for the developing embryos. Similarly, oysters engage in mass spawning, releasing millions of eggs and sperm into the water column during specific times of the year. This reproductive strategy, while risky, allows for genetic diversity and the potential for population recovery.In conclusion, the term spawning encompasses a vital aspect of biological reproduction in aquatic environments. It illustrates the incredible adaptations that species have evolved to ensure their survival and the continuity of their populations. As we continue to learn more about the importance of spawning and the challenges faced by aquatic life, it becomes increasingly clear that protecting our waterways and ecosystems is essential for maintaining biodiversity. By understanding and appreciating the significance of spawning, we can advocate for the preservation of these delicate systems and the myriad of life they support.

在自然界中，繁殖过程对物种的生存至关重要。这个过程的一个迷人方面是“spawning”的概念，它指的是在水中释放或沉积卵子的行为。这个术语通常与鱼类和两栖动物相关，但它也可以应用于其他水生生物。理解spawning不仅揭示了各种物种的繁殖策略，还突显了生态系统的复杂平衡。在spawning季节，许多鱼类会迁移到特定地点，通常返回它们出生的地方。这种令人难以置信的导航能力确保了它们的后代有最佳的生存机会。例如，鲑鱼以其卓越的逆流而上回到出生河流的旅程而闻名。这一旅程可能艰辛，涉及克服许多障碍，如瀑布和捕食者。在spawning过程中，这些鱼类的决心证明了确保其血脉延续的本能驱动力。spawning的时机至关重要，通常受到水温、月相和食物可用性等环境因素的影响。许多物种表现出同步spawning行为，大量鱼类同时释放卵子和精子。这种策略增加了受精的可能性，并帮助通过一次性大量产卵来压倒捕食者。这种现象可以创造出壮观的景象，卵子和精子云雾弥漫在水中。然而，spawning的过程并非没有挑战。人类活动，如污染、过度捕捞和栖息地破坏，对许多物种的自然spawning场所构成了重大威胁。例如，水坝的建设可能阻碍迁徙路径，阻止像鲑鱼这样的鱼类到达它们的spawning地点。因此，保护这些关键栖息地的努力越来越集中，以确保未来的鱼类世代能够继续它们的生命周期。除了鱼类，spawning的概念还可以应用于其他生物，如青蛙和某些类型的软体动物。青蛙通常在水中产卵，形成簇或串，为发育中的胚胎提供一些保护。同样，牡蛎在特定的季节进行大规模的spawning，在水柱中释放数百万个卵子和精子。这种繁殖策略虽然风险较高，但允许遗传多样性和种群恢复的潜力。总之，spawning这个术语涵盖了水生环境中生物繁殖的一个重要方面。它展示了物种为确保其生存和种群延续而进化出的惊人适应能力。随着我们对spawning重要性及水生生物面临的挑战了解的不断深入，保护我们的水道和生态系统对于维持生物多样性变得愈加重要。通过理解和欣赏spawning的重要性，我们可以倡导保护这些脆弱的系统及其支持的无数生命。