upper mast

简明释义

顶桅

英英释义

例句

1.He was responsible for maintaining the lights on the upper mast.

他负责维护上桅杆上的灯光。

2.The view from the upper mast was breathtaking.

从上桅杆的视野令人叹为观止。

3.We need to replace the flag at the upper mast before the ceremony.

在仪式之前，我们需要更换上桅杆上的旗帜。

4.The crew climbed to the upper mast to check the rigging.

船员爬到上桅杆检查索具。

5.During the storm, we secured everything on the upper mast to prevent damage.

在暴风雨期间，我们把所有东西固定在上桅杆上，以防损坏。

作文

In the world of sailing and maritime navigation, understanding the various components of a ship is crucial for both safety and efficiency. One such component is the mast, which plays an essential role in supporting the sails that propel the vessel forward. The mast is typically divided into several parts, with the upper mast (上桅) being one of the most significant sections. This portion of the mast extends from the top of the lower mast to the very top of the mast itself, where the highest sails are attached. The upper mast (上桅) is vital for several reasons. Firstly, it provides the necessary height for the sails to catch the wind effectively. The higher the sails are positioned, the more wind they can capture, which translates to greater speed and maneuverability for the ship. This is particularly important in competitive sailing, where every second counts and the ability to harness wind power efficiently can make all the difference. Moreover, the upper mast (上桅) also supports various rigging elements that are crucial for maintaining the stability of the sails. These rigging lines, known as shrouds and stays, help keep the mast upright and secure, allowing the ship to sail safely even in rough weather conditions. Without a well-constructed upper mast (上桅), a ship would be at risk of capsizing or losing its sails, which could lead to disastrous consequences. In addition to its functional importance, the upper mast (上桅) also serves as a platform for sailors during operations such as sail adjustments and maintenance. Climbing to the upper mast (上桅) requires skill and bravery, as it involves working at great heights. Sailors often use harnesses and safety lines to ensure their safety while performing tasks such as retying sails or inspecting equipment. This aspect of sailing emphasizes the teamwork and trust required among crew members, as they rely on each other to complete these challenging tasks safely. Furthermore, the upper mast (上桅) is often equipped with navigation lights and other signaling devices, which are essential for ensuring the ship’s visibility at night or in poor weather conditions. These lights help prevent collisions with other vessels and are a legal requirement for ships operating in many waters. The presence of these devices on the upper mast (上桅) underscores the importance of this section not only for navigation but also for safety and compliance with maritime regulations. In conclusion, the upper mast (上桅) is a critical component of a sailing vessel that contributes to its performance, stability, and safety. From providing height for optimal sail operation to supporting rigging and navigation equipment, the upper mast (上桅) plays a multifaceted role in the world of sailing. Understanding its significance allows sailors and enthusiasts alike to appreciate the complexities of maritime navigation and the art of sailing. As one delves deeper into the mechanics of sailing, the importance of each part of the ship becomes increasingly clear, with the upper mast (上桅) standing out as a key element in the overall design and functionality of a vessel.