nudibranch

简明释义

英[ˈnjuːdɪˌbræŋk]美[ˈnjʊdɪˌbræŋk]

n. 裸鳃亚目动物；裸鳃类动物

adj. 裸鳃亚目的

复 数 n u d i b r a n c h s

英英释义

单词用法

同义词

反义词

例句

1.A lavender-colored nudibranch feeds on hydroids near Vatu-i-Ra, Fiji. Related to sea slugs, nudibranchs are shell-less mollusks that display some of the most vibrant colors found anywhere in nature.

薰衣草颜色的裸鳃以斐济Vatu-i-Ra附近的水螅虫作为饲料，与海蛞蝓有关的裸鳃是一种无壳的软体动物，可显示自然界里随处可见的一些最鲜明的色彩。

2.A lavender-colored nudibranch feeds on hydroids near Vatu-i-Ra, Fiji. Related to sea slugs, nudibranchs are shell-less mollusks that display some of the most vibrant colors found anywhere in nature.

薰衣草颜色的裸鳃以斐济Vatu-i-Ra附近的水螅虫作为饲料，与海蛞蝓有关的裸鳃是一种无壳的软体动物，可显示自然界里随处可见的一些最鲜明的色彩。

3.This toxic orange Godiva nudibranch was photographed in the Raja Ampat islands, Papua, Indonesia.

这张种有毒的橙色戈代娃裸鳃照片是在印度尼西亚巴布亚岛的拉贾邦安拨群岛拍摄的。

4.I learned years later that it was in fact a type of Nudibranch, or sea slug.

几年后，我才知道，事实上，它是一种裸鳃类动物，或者说它是一种海蛞蝓。

5.The vibrant colors of the nudibranch make it a favorite subject for underwater photographers.

色彩鲜艳的海兔使其成为水下摄影师的最爱拍摄对象。

6.While diving, I spotted a rare species of nudibranch hiding among the coral.

在潜水时，我发现了一种稀有的海兔藏在珊瑚中。

7.The nudibranch's ability to absorb toxins from its prey is fascinating.

这种海兔从猎物中吸收毒素的能力令人着迷。

8.Many marine biologists study nudibranchs to understand their unique adaptations.

许多海洋生物学家研究海兔以了解它们独特的适应性。

9.The bright patterns on a nudibranch can serve as a warning to predators.

一只海兔身上的鲜艳图案可以作为对捕食者的警告。

作文

The world beneath the ocean's surface is filled with extraordinary creatures that captivate the imagination. One such creature is the nudibranch, a fascinating marine mollusk known for its vibrant colors and unique shapes. The term nudibranch comes from the Latin words 'nudus,' meaning naked, and 'branchia,' meaning gills. This name reflects the fact that these creatures have their gills exposed on their backs rather than being enclosed within a shell, which is a characteristic feature of many other mollusks. Nudibranchs can be found in oceans all around the world, from shallow tropical reefs to deeper waters. They come in various sizes, ranging from just a few millimeters to over a foot long. One of the most striking aspects of nudibranch biology is their coloration. Many species display bright hues of blue, pink, orange, and yellow, which serve as a warning to potential predators about their toxicity. Some nudibranch species are indeed poisonous, having evolved to consume toxic prey such as certain types of sponges and anemones, incorporating these toxins into their own bodies as a defense mechanism. The diet of a nudibranch varies significantly depending on the species. While some feed on algae, others prefer to munch on soft corals or even other sea slugs. This dietary diversity plays a crucial role in the ecosystems where nudibranchs reside, as they help control the populations of their prey. Interestingly, nudibranchs are also known for their ability to absorb and utilize the stinging cells of their prey, called nematocysts, allowing them to use these cells for their own protection. Reproduction in nudibranchs is equally fascinating. Most species are hermaphroditic, meaning that they possess both male and female reproductive organs. When two nudibranchs mate, they exchange sperm, and each individual can lay eggs, resulting in a new generation of colorful offspring. The egg masses are often laid in spirals or ribbons and can be quite beautiful, adding to the visual splendor of the underwater world. Despite their beauty and ecological importance, nudibranchs face threats from habitat destruction, pollution, and climate change. Coral reefs, where many species thrive, are particularly vulnerable to these changes, leading to concerns about the future of nudibranch populations. Conservation efforts are essential to protect these remarkable creatures and their habitats, ensuring that future generations can appreciate their diversity and beauty. In conclusion, nudibranchs are not just visually stunning; they are also vital components of marine ecosystems. Their unique adaptations, vibrant colors, and intriguing behaviors make them a subject of fascination for marine biologists and nature enthusiasts alike. Understanding and protecting these extraordinary creatures is crucial for maintaining the health of our oceans. As we continue to explore the depths of the seas, let us remember the importance of every creature, including the enchanting nudibranch.

海洋表面下的世界充满了引人入胜的非凡生物。其中一种生物是海兔，它是一种迷人的海洋软体动物，以其鲜艳的颜色和独特的形状而闻名。术语海兔源自拉丁词“nudus”，意为裸露，以及“branchia”，意为鳃。这个名字反映了这些生物的特点，即它们的鳃暴露在背部，而不是被封闭在外壳内，这与许多其他软体动物的特征不同。 海兔可以在世界各地的海洋中找到，从浅水热带珊瑚礁到更深的水域。它们的大小各异，从几毫米到超过一英尺长不等。海兔生物学中最引人注目的方面之一是它们的颜色。许多物种呈现出明亮的蓝色、粉色、橙色和黄色，这些颜色警告潜在的捕食者它们的毒性。有些海兔物种确实是有毒的，它们进化出能够摄取某些类型的海绵和海葵等有毒猎物，并将这些毒素融入自己的身体作为防御机制。 海兔的饮食因物种而异。有些以藻类为食，而另一些则偏好软珊瑚甚至其他海蛞蝓。这种饮食多样性在海兔栖息的生态系统中起着至关重要的作用，因为它们帮助控制猎物的种群数量。有趣的是，海兔也以吸收和利用猎物的刺细胞（称为腺体）而闻名，使它们能够利用这些细胞进行自我保护。 海兔的繁殖同样令人着迷。大多数物种是雌雄同体的，这意味着它们同时具备雄性和雌性生殖器官。当两只海兔交配时，它们会交换精子，每只个体都可以产卵，从而产生新一代色彩斑斓的后代。卵块通常以螺旋或丝带的形式产下，可能非常美丽，为水下世界增添了视觉的华丽。 尽管海兔美丽且生态重要，但它们面临栖息地破坏、污染和气候变化的威胁。许多物种在珊瑚礁中繁衍生息，而珊瑚礁尤其容易受到这些变化的影响，这引发了对海兔种群未来的担忧。保护工作对于保护这些非凡生物及其栖息地至关重要，以确保未来几代人能欣赏到它们的多样性和美丽。 总之，海兔不仅视觉上令人惊叹，而且是海洋生态系统的重要组成部分。它们独特的适应性、鲜艳的颜色和迷人的行为使它们成为海洋生物学家和自然爱好者的关注对象。理解和保护这些非凡生物对于维持我们海洋的健康至关重要。在我们继续探索海洋深处的过程中，让我们铭记每一种生物的重要性，包括迷人的海兔。