duck keel

简明释义

船中管弄

英英释义

例句

1.My friend recommended a restaurant famous for its spicy duck keel (鸭脖) dish.

我的朋友推荐了一家以其辣味duck keel（鸭脖）闻名的餐厅。

2.I learned how to cook duck keel (鸭脖) by following an online recipe.

我通过网上食谱学会了如何烹饪duck keel（鸭脖）。

3.At the market, I found some delicious duck keel (鸭脖) that I couldn't resist buying.

在市场上，我发现了一些美味的duck keel（鸭脖），我忍不住买了。

4.During the festival, we enjoyed a variety of snacks, including duck keel (鸭脖) served with dipping sauce.

在节日期间，我们享用了各种小吃，包括配有调味酱的duck keel（鸭脖）。

5.The chef carefully prepared the dish, ensuring the duck keel (鸭脖) was tender and flavorful.

厨师小心翼翼地准备这道菜，确保duck keel（鸭脖）鲜嫩可口。

作文

In the world of anatomy and biology, every creature has its unique features that help it adapt to its environment. One such feature is the structure known as the duck keel, which is a significant anatomical element found in ducks and other waterfowl. The duck keel is essentially a protrusion on the breastbone that serves as an anchor point for the powerful muscles used in flight. This adaptation not only allows ducks to fly efficiently but also contributes to their ability to dive and swim with agility. Understanding the importance of the duck keel can provide insights into how these birds have evolved over time to thrive in various habitats.The duck keel plays a vital role in the overall physiology of ducks. It is an extension of the sternum, which is a flat bone located at the front of the ribcage. The pronounced shape of the duck keel provides greater surface area for muscle attachment, particularly for the pectoral muscles, which are crucial for flapping their wings. This adaptation is essential, especially for migratory species that travel long distances. Without a well-developed duck keel, ducks would struggle to maintain the necessary strength and endurance required for such journeys.Moreover, the duck keel is not just important for flight; it also aids in swimming. Ducks are known for their remarkable swimming abilities, which are facilitated by their strong musculature. The power generated by the muscles attached to the duck keel allows them to paddle through water effectively, making them adept at foraging for food underwater. This dual functionality highlights the evolutionary advantage provided by the duck keel, allowing ducks to exploit both aerial and aquatic environments.In addition to its physical advantages, the duck keel also has implications for the ecological roles that ducks play. As omnivores, ducks contribute to their ecosystems by controlling insect populations and dispersing seeds. Their ability to travel vast distances in search of food sources is enhanced by their strong flight capabilities, which are largely attributed to the efficiency of the duck keel. By understanding this anatomical feature, we can appreciate the intricate connections between a bird's physiology and its ecological impact.Furthermore, the duck keel can be a topic of interest in discussions about conservation and biodiversity. As habitats change due to climate change and human activity, the survival of duck populations may depend on their physical adaptations, including the duck keel. Conservation efforts aimed at preserving wetlands and migratory routes are crucial for maintaining healthy duck populations, which in turn support the broader ecological balance.In conclusion, the duck keel is more than just a structural feature; it is a testament to the evolutionary ingenuity of ducks. Its role in enabling flight and swimming illustrates how specific adaptations can enhance a species' ability to survive and thrive in diverse environments. By studying the duck keel and its functions, we gain a deeper understanding of the complexities of avian biology and the importance of preserving the natural habitats that support these remarkable creatures.

在解剖学和生物学的世界里，每种生物都有其独特的特征，帮助它适应环境。其中一个特征就是被称为鸭舵的结构，这是在鸭子和其他水鸟中发现的重要解剖元素。鸭舵本质上是胸骨上的一个突出部分，作为飞行时强大肌肉的锚点。这种适应不仅使鸭子能够高效飞行，还促进了它们灵活潜水和游泳的能力。理解鸭舵的重要性可以为我们提供洞察，了解这些鸟类如何随着时间的推移进化，以在各种栖息地中繁衍生息。鸭舵在鸭子的整体生理中扮演着至关重要的角色。它是胸骨的延伸，胸骨是位于肋骨前部的平坦骨骼。鸭舵的显著形状为肌肉附着提供了更大的表面积，尤其是对于胸肌，这对拍打翅膀至关重要。这种适应对于迁徙物种尤其重要，因为它们需要长途旅行。如果没有发达的鸭舵，鸭子将难以维持所需的力量和耐力来完成这样的旅程。此外，鸭舵不仅对飞行重要，它还助力游泳。鸭子以其卓越的游泳能力而闻名，这得益于其强大的肌肉。附着在鸭舵上的肌肉产生的力量使它们能够有效地在水中划水，从而使它们能够在水下觅食。这种双重功能突显了鸭舵所提供的进化优势，使鸭子能够利用空中和水域环境。除了身体优势外，鸭舵在鸭子所扮演的生态角色方面也具有重要意义。作为杂食动物，鸭子通过控制昆虫种群和传播种子对其生态系统做出贡献。它们在寻找食物源时能够长途旅行的能力得益于其强大的飞行能力，而这在很大程度上归功于鸭舵的高效性。通过理解这一解剖特征，我们可以欣赏鸟类生理与其生态影响之间的复杂联系。此外，鸭舵也可以成为讨论保护和生物多样性的一个话题。随着气候变化和人类活动导致栖息地的变化，鸭子种群的生存可能依赖于它们的身体适应，包括鸭舵。旨在保护湿地和迁徙路线的保护努力对维护健康的鸭子种群至关重要，而这些种群又支持更广泛的生态平衡。总之，鸭舵不仅仅是一个结构特征；它是鸭子进化聪明才智的证明。它在飞行和游泳中的作用说明了特定适应如何增强一个物种在多种环境中生存和繁荣的能力。通过研究鸭舵及其功能，我们对鸟类生物学的复杂性以及保护支持这些非凡生物的自然栖息地的重要性有了更深入的理解。