moult

简明释义

英[məʊlt]美[moʊlt]

v. （动物）脱毛，换羽；（毛、羽）蜕去

n. 脱毛，换羽

n. （Moult）（美）莫尔特（人名）

复 数 m o u l t s

第 三 人 称 单 数 m o u l t s

现 在 分 词 m o u l t i n g

过 去 式 m o u l t e d

过 去 分 词 m o u l t e d

英英释义

单词用法

同义词

反义词

例句

1.In the fall the loon (Colymbus glacialis) came, as usual, to moult and bathe in the pond, making the woods ring with his wild laughter before I had risen.

秋天里，潜水鸟（Colymbusglaclalis）像往常一样来了，在湖里脱毛并且洗澡，我还没有起身，森林里已响起了它的狂放的笑声。

2.If an austerity diet is given at the wrong time the birds will not pick up enough for their nuptial moult and your breeding will suffer.

如果一紧缩的饮食是由于在错误的时间，鸟不会拿起足够为他们婚后换羽和您的育种将蒙受损失。

3.The Christmas Island red crabs moult their shells regularly during their early growth phases to match their increasing body size.

圣诞岛红蟹在生长的初期阶段定期脱壳来使之符合自己的身体大小。

4.The catalytic oxidation ability of 13 metal ion-exchanged montmorillonites are investigated in oxidative removal of the sulfides which are the main pollutant in the moult and alkali swell waste water.

在氧化法去除含硫脱毛碱膨胀废水内主要污染物硫化物的过程中，考察了13种金属离子交换蒙脱石的催化氧化能力。

5.Mature Christmas Island red crabs probably moult only once a year, as their growth rate slows.

成年圣诞岛红蟹或许一年只蜕一次壳，因为它们生长缓慢。

6.Here you can see a falconry hawk, fat in the moult, still eager to be flying and working.

在这里你可以看到一个驯鹰，鹰，脂肪在换羽，仍然急切地要飞行和工作方式。

7.Like most aquatic insects, mayflies moult as they grow.

像大多数水生昆虫一样，蜉蝣在成长过程中换羽。

8.Wouldn't it be all right to moult right here?

就在这里蜕不是很好么？

9.The catalytic oxidation ability of 13 metal ion-exchanged montmorillonites are investigated in oxidative removal of the sulfides which are the main pollutant in the moult and alkali swell waste water.

在氧化法去除含硫脱毛碱膨胀废水内主要污染物硫化物的过程中，考察了13种金属离子交换蒙脱石的催化氧化能力。

10.Birds typically moult their feathers in late summer.

鸟类通常在夏末换羽。

11.The dog started to moult as the weather got warmer.

随着天气变暖，这只狗开始掉毛。

12.Lizards moult their skin several times a year.

蜥蜴每年会脱皮好几次。

13.Some species of fish moult their scales during breeding season.

某些鱼类在繁殖季节会换鳞。

14.In spring, many animals moult to prepare for the warmer months.

在春天，许多动物会换毛以准备迎接温暖的月份。

作文

As the seasons change, many animals undergo a fascinating process known as moult. This biological phenomenon is not just limited to birds; it encompasses a variety of species, including reptiles, mammals, and even insects. The term moult refers to the shedding of an outer layer, such as feathers, fur, or skin, which is essential for growth and adaptation to different environmental conditions. Understanding this process can provide insights into the lives of these creatures and their interactions with the ecosystem. In birds, moult is particularly significant. Each year, they lose their old feathers to make way for new ones. This renewal is crucial for maintaining flight efficiency and insulation. For example, many migratory birds will moult before embarking on long journeys to ensure they have the best possible feathers for flight. Without this process, they would struggle to survive in harsh climates or during lengthy migrations. Reptiles also experience moult, but in a different manner. Snakes, for instance, shed their skin periodically. This process allows them to grow and remove parasites that may have attached to their old skin. The shedding of skin, while not as visually dramatic as the feather moult in birds, serves a similar purpose: it is essential for their health and well-being. Observing a snake during this time can be quite interesting, as they often appear dull and faded before the moult, only to reveal a vibrant and renewed appearance afterward. Mammals, too, undergo moult. Many species, such as dogs and cats, will shed their fur seasonally. This change is often influenced by temperature and daylight hours. In the spring, animals might moult to lose their thick winter coat, making way for a lighter summer coat. Conversely, as autumn approaches, they may begin to grow a thicker coat to prepare for the colder months ahead. This seasonal moult is a remarkable adaptation that helps them survive in varying climates. Insects exhibit one of the most dramatic forms of moult. For example, caterpillars undergo several stages of moult before transforming into butterflies. Each time they moult, they grow larger and prepare for the next stage of their life cycle. The final moult leads to metamorphosis, where the caterpillar becomes a chrysalis before emerging as a beautiful butterfly. This transformation is not only a stunning visual spectacle but also a vital part of their development. In conclusion, the process of moult is more than just a simple shedding of feathers or fur; it is a critical aspect of the life cycles of many animals. Whether it is birds preparing for migration, reptiles renewing their skin, mammals adapting to seasonal changes, or insects undergoing metamorphosis, moult plays a vital role in survival and adaptation. By understanding moult, we gain a deeper appreciation for the complexities of nature and the intricate ways in which animals interact with their environments. This knowledge not only enhances our understanding of wildlife but also highlights the importance of conserving their habitats to ensure these processes can continue uninterrupted.

随着季节的变化，许多动物经历一个迷人的过程，称为蜕皮。这个生物现象不仅限于鸟类；它涵盖了多种物种，包括爬行动物、哺乳动物，甚至昆虫。术语蜕皮指的是外层的脱落，如羽毛、毛发或皮肤，这对于生长和适应不同环境条件至关重要。理解这个过程可以提供对这些生物生活及其与生态系统互动的深入见解。 在鸟类中，蜕皮尤其重要。每年，它们会失去旧羽毛，以便为新羽毛腾出空间。这种更新对于维持飞行效率和绝缘性至关重要。例如，许多迁徙鸟类会在长途旅行前进行蜕皮，以确保它们拥有最佳的飞行羽毛。没有这个过程，它们将难以在恶劣的气候中生存或在漫长的迁徙中生存。 爬行动物也经历蜕皮，但方式不同。例如，蛇定期脱掉皮肤。这个过程使它们能够生长并去除可能附着在旧皮肤上的寄生虫。虽然与鸟类的羽毛蜕皮相比，皮肤的脱落不那么戏剧性，但其目的相似：这对它们的健康和福祉至关重要。在这个过程中观察蛇会非常有趣，因为它们在蜕皮期间通常看起来暗淡无光，只有在之后才会显示出鲜艳和焕然一新的外观。 哺乳动物也经历蜕皮。许多物种，如狗和猫，会季节性地脱毛。这种变化通常受到温度和日照时数的影响。在春天，动物可能会蜕皮，以失去厚重的冬季毛发，为更轻的夏季毛发腾出空间。相反，随着秋天的临近，它们可能会开始生长更厚的毛发，以准备迎接寒冷的月份。这个季节性的蜕皮是一个了不起的适应过程，帮助它们在变化的气候中生存。 昆虫展示了最戏剧性的蜕皮形式之一。例如，毛虫在变成蝴蝶之前经历多个阶段的蜕皮。每次它们蜕皮时，都会长得更大，并为下一个生命周期阶段做准备。最终的蜕皮导致变态，其中毛虫变成蛹，然后化茧成美丽的蝴蝶。这种转变不仅是一场令人惊叹的视觉盛宴，也是它们发展过程中至关重要的一部分。 总之，蜕皮的过程不仅仅是简单的羽毛或毛发的脱落；它是许多动物生命周期的关键方面。无论是准备迁徙的鸟类、更新皮肤的爬行动物、适应季节变化的哺乳动物，还是经历变态的昆虫，蜕皮在生存和适应中扮演着重要角色。通过理解蜕皮，我们对自然的复杂性和动物与环境之间微妙的互动有了更深刻的欣赏。这种知识不仅增强了我们对野生动物的理解，还突显了保护其栖息地的重要性，以确保这些过程能够持续进行。