lampreys

简明释义

英[ˈlæmpriz]美[ˈlæmpriz]

n. 七鳃类（lamprey 的复数形式）

英英释义

单词用法

同义词

反义词

例句

1.Now there may be a new way to get rid of the lampreys-with the stench of death.

现在，我们也许可以尝试一种新的方法摆脱七鳃鳗- - -死亡气息。

2.Henry I of England dies of food poisoning from a surfeit of lampreys at St.

年，英国亨利一世国王在诺曼底的圣？丹尼斯朗甫门特因过量食用八目鳗鱼死于食物中毒。

3.The scientists say their finding could be used to drive lampreys into an area where they could be captured and killed. All while trying to escape from their own imminent smell of death.

科学家认为这项发现可以用来将七鳃鳗驱赶至捕杀范围之内，在它们竭力逃离它们自身的死亡气息时。

4.Robots of the future might end up resembling medieval monsters, with shrews' heads, octopuses' arms and lampreys' bodies.

未来的机器人可能会象中世纪时期的怪物，具有的鼩鼱的头，章鱼的足，七鳃鳗的身体。

5.They're kind of like eels or hagfish or lampreys, but different.

它们有点像鳝鱼、丑鱼或者鳗鱼，但并不相同。

6.Their work determined that muscarine stimulated neural activity, leading to locomotion in the laboratory lampreys.

他们发现毒蕈碱能刺激神经兴奋，并引起八目鳗运动。

7.The scientists say their finding could be used to drive lampreys into an area where they could be captured and killed. All while trying to escape from their own imminent smell of death.

科学家认为这项发现可以用来将七鳃鳗驱赶至捕杀范围之内，在它们竭力逃离它们自身的死亡气息时。

8.Lampreys are the simplest living vertebrates.

七鳃鳗是一种最简单的活体脊椎动物。

9.Any of various primitive aquatic vertebrates of the class Cyclostomata, lacking jaws and including the lampreys and hagfishes.

鳗类，鳗：无颚的各种原始水生圆口纲脊椎动物中的一种，包括七鳃鳗和盲鳗。

10.During the spawning season, lampreys (七鳃鳗) can be seen migrating upstream in large numbers.

在产卵季节，lampreys（七鳃鳗）可以看到大量逆流而上。

11.The river is home to many species, including lampreys (七鳃鳗), which are known for their parasitic feeding habits.

这条河流栖息着许多物种，包括lampreys（七鳃鳗），它们以寄生的方式进食而闻名。

12.Some researchers study lampreys (七鳃鳗) to understand their unique evolutionary adaptations.

一些研究人员研究lampreys（七鳃鳗）以了解它们独特的进化适应性。

13.In some regions, the control of lampreys (七鳃鳗) has become a significant environmental concern.

在某些地区，控制lampreys（七鳃鳗）已成为一个重要的环境问题。

14.Fishermen often complain about lampreys (七鳃鳗) damaging their catch by attaching themselves to fish.

渔民们常常抱怨lampreys（七鳃鳗）通过附着在鱼身上来破坏他们的捕获。

作文

The world of aquatic creatures is vast and diverse, showcasing an array of fascinating species. Among them, the lampreys (七鳃鳗) stand out due to their unique characteristics and intriguing life cycle. Lampreys are jawless fish that have existed for millions of years, making them one of the oldest living species on Earth. Their elongated bodies and round mouths filled with sharp teeth make them appear quite unusual compared to other fish. Unlike typical fish, lampreys do not have jaws; instead, they possess a suction cup-like mouth that they use to attach themselves to other fish, often feeding on their blood and bodily fluids.One of the most interesting aspects of lampreys is their life cycle, which consists of several distinct stages. They begin their lives as eggs laid in freshwater streams, where they hatch into larvae known as ammocoetes. These larvae live in sediment at the bottom of rivers and streams, filtering food from the water for several years before undergoing metamorphosis. Once they transform into adult lampreys, they migrate to the ocean or large lakes, depending on the species. This migration is crucial for their development and survival, as adults are typically parasitic, seeking out other fish to attach to and feed on.The role of lampreys in their ecosystems is complex. While they may be viewed as pests by fishermen and fishery managers due to their parasitic nature, they also play a significant ecological role. By feeding on weaker fish, lampreys can help maintain healthy fish populations, ensuring that the ecosystem remains balanced. However, in some regions where lampreys have been introduced, they have caused significant harm to native fish populations. For instance, the introduction of the sea lamprey (海七鳃鳗) into the Great Lakes has led to the decline of several fish species, prompting extensive control measures to manage their population.Conservation efforts surrounding lampreys are essential, as many species are threatened or endangered due to habitat loss, pollution, and overfishing. Protecting their natural habitats and ensuring clean water systems are vital steps in preserving these ancient creatures. Furthermore, understanding the biology and ecology of lampreys can help inform management strategies that balance their presence in ecosystems while protecting vulnerable fish populations.In conclusion, lampreys are remarkable creatures that evoke both fascination and concern. Their ancient lineage, unique physiology, and ecological roles highlight the complexity of aquatic ecosystems. As we continue to learn more about these jawless fish, it becomes clear that they are an integral part of our planet's biodiversity. By promoting awareness and conservation efforts, we can ensure that lampreys and their habitats are preserved for future generations to study and appreciate.

水生生物的世界广阔而多样，展示了许多迷人的物种。其中，lampreys（七鳃鳗）由于其独特的特征和引人入胜的生命周期而脱颖而出。Lampreys 是一种无颌鱼类，已经存在了数百万年，是地球上最古老的生物之一。它们细长的身体和充满尖锐牙齿的圆形嘴巴使它们与其他鱼类显得格外不同。与典型的鱼类不同，lampreys 没有下颌；相反，它们拥有一个类似吸盘的嘴，利用这个嘴附着在其他鱼类身上，通常以其血液和体液为食。lampreys 最有趣的方面之一是它们的生命周期，由几个不同的阶段组成。它们的生命开始于淡水溪流中产下的卵，孵化后成为称为幼虫的ammocoetes。这些幼虫在河流和溪流的沉积物中生活，过滤水中的食物，持续数年，然后经历变态发育。一旦它们变成成年 lampreys，就会根据物种迁徙到海洋或大湖。这种迁徙对它们的发展和生存至关重要，因为成年 lampreys 通常是寄生性的，寻找其他鱼类附着并以其为食。lampreys 在其生态系统中的角色是复杂的。虽然由于寄生性质，它们可能被渔民和渔业管理者视为害虫，但它们也在生态中发挥着重要作用。通过以较弱的鱼类为食，lampreys 可以帮助维持健康的鱼类种群，确保生态系统保持平衡。然而，在某些地区，lampreys 的引入对本地鱼类种群造成了重大伤害。例如，海lamprey（海七鳃鳗）被引入到五大湖后，导致几种鱼类的数量下降，促使采取广泛的控制措施来管理它们的种群。围绕lampreys 的保护工作至关重要，因为许多物种因栖息地丧失、污染和过度捕捞而受到威胁。保护它们的自然栖息地并确保水系统的清洁是保护这些古老生物的重要步骤。此外，了解lampreys 的生物学和生态学可以帮助制定管理策略，在保护脆弱鱼类种群的同时平衡它们在生态系统中的存在。总之，lampreys 是引人注目的生物，既令人着迷又令人担忧。它们古老的血统、独特的生理特征和生态角色突显了水生生态系统的复杂性。随着我们对这些无颌鱼类的了解不断加深，越来越清楚的是，它们是我们星球生物多样性的重要组成部分。通过促进意识和保护工作，我们可以确保lampreys及其栖息地为未来世代所保护，以便进行研究和欣赏。