drop keel

简明释义

中插板

英英释义

例句

1.The sailboat can navigate shallow waters because it has a drop keel (可下沉的龙骨) that can be adjusted.

这艘帆船可以在浅水区航行，因为它有一个可以调整的drop keel（可下沉的龙骨）。

2.The design of the yacht allows for a drop keel (可下沉的龙骨) that provides better performance in rough seas.

这艘游艇的设计允许使用drop keel（可下沉的龙骨），在恶劣海况下提供更好的性能。

3.When entering the harbor, the captain decided to drop the keel (放下龙骨) to ensure stability.

进入港口时，船长决定drop the keel（放下龙骨）以确保稳定性。

4.To avoid grounding, the crew was instructed to drop the keel (放下龙骨) before approaching the coastline.

为了避免搁浅，船员被指示在接近海岸线之前drop the keel（放下龙骨）。

5.Using a drop keel (可下沉的龙骨) allows the boat to have a lower center of gravity, enhancing its handling.

使用drop keel（可下沉的龙骨）使船只拥有更低的重心，从而增强了操控性。

作文

The concept of a drop keel is essential in understanding how certain types of boats and ships operate, particularly those designed for shallow waters. A drop keel refers to a retractable keel that can be lowered into the water for stability and raised when navigating in shallow areas. This innovative design allows vessels to maintain a balance between performance and accessibility, making them suitable for various marine environments.When sailing in deeper waters, the drop keel provides the necessary ballast to keep the boat upright and stable, ensuring a smooth journey even in rough conditions. The weight of the keel helps counteract the forces of wind on the sails, which is crucial for maintaining control over the vessel. However, when approaching shallower regions, such as coastal areas or rivers, the ability to raise the drop keel becomes invaluable. It allows the boat to navigate through waters that would otherwise be too shallow, avoiding potential grounding or damage.The mechanics of a drop keel involve a system of pulleys and locks that enable the sailor to lower or raise the keel with ease. This functionality not only enhances the versatility of the boat but also contributes to safety during navigation. For instance, if a sailor encounters unexpected shallow waters, they can quickly raise the drop keel to prevent the vessel from running aground. This adaptability is one of the reasons why many modern sailboats and yachts are equipped with this type of keel.Moreover, the design of the drop keel has evolved over the years, incorporating advanced materials and engineering techniques. This evolution has led to lighter and more durable keels that can withstand the stresses of sailing while providing optimal performance. Sailors now have access to a variety of drop keel designs, each tailored to specific types of vessels and sailing conditions.In addition to its practical benefits, the drop keel also represents a significant advancement in maritime technology. It showcases the ingenuity of boat designers who strive to create vessels that can adapt to the ever-changing nature of water bodies. As we continue to explore and utilize our oceans and waterways, innovations like the drop keel will play a crucial role in ensuring that we can do so safely and efficiently.In conclusion, understanding the function and advantages of a drop keel is vital for anyone interested in sailing or boating. This remarkable feature not only enhances the performance of a vessel but also ensures safe navigation in varying water depths. As technology continues to advance, the drop keel will undoubtedly remain a key element in the design of future boats, allowing sailors to explore new horizons with confidence and ease.

“下沉龙骨”（drop keel）的概念对于理解某些类型的船只和舰艇的操作至关重要，特别是那些设计用于浅水域的船只。“下沉龙骨”指的是一种可伸缩的龙骨，可以在水中降低以提供稳定性，并在导航浅水区时提升。这种创新设计使得船只能够在性能和可达性之间保持平衡，使它们适合各种海洋环境。在深水航行时，“下沉龙骨”（drop keel）提供了必要的压舱物，以保持船只直立和稳定，确保即使在恶劣条件下也能顺利航行。龙骨的重量有助于抵消风对帆的力量，这对于保持对船只的控制至关重要。然而，当接近浅水区域，例如沿海地区或河流时，提升“下沉龙骨”（drop keel）的能力变得无价。它使船只能够通过本来太浅而无法通行的水域，避免潜在的搁浅或损坏。“下沉龙骨”（drop keel）的机械结构涉及一套滑轮和锁定系统，使水手能够轻松地降低或提升龙骨。这种功能不仅增强了船只的多功能性，还提高了航行过程中的安全性。例如，如果水手遇到意外的浅水，他们可以迅速提升“下沉龙骨”（drop keel），以防止船只搁浅。这种适应性是许多现代帆船和游艇配备这种类型龙骨的原因之一。此外，“下沉龙骨”（drop keel）的设计随着岁月的推移而不断演变，采用了先进的材料和工程技术。这种演变导致更轻、更耐用的龙骨能够承受航行中的压力，同时提供最佳性能。水手现在可以选择多种“下沉龙骨”（drop keel）设计，每种设计都针对特定类型的船只和航行条件量身定制。除了实用好处外，“下沉龙骨”（drop keel）还代表了海洋技术的一项重大进步。它展示了船只设计师的聪明才智，他们努力创造能够适应水体不断变化的船只。随着我们继续探索和利用我们的海洋和水道，像“下沉龙骨”（drop keel）这样的创新将在确保安全和高效航行方面发挥关键作用。总之，理解“下沉龙骨”（drop keel）的功能和优势对于任何对航海或划船感兴趣的人来说都是至关重要的。这一显著特征不仅增强了船只的性能，还确保了在不同水深中安全航行。随着技术的不断进步，“下沉龙骨”（drop keel）无疑将继续成为未来船只设计的关键要素，使水手能够自信、轻松地探索新的地平线。