bottom bracket

简明释义

轴承架

英英释义

例句

1.The type of bottom bracket you choose can affect your bike's handling.

你选择的底部支架类型会影响自行车的操控性。

2.Make sure to tighten the screws on the bottom bracket before your next ride.

在下次骑行之前，确保拧紧底部支架上的螺丝。

3.The mechanic checked the bottom bracket to ensure it was properly lubricated.

机械师检查了底部支架以确保其得到了适当的润滑。

4.Replacing the bottom bracket can improve the overall performance of your bike.

更换底部支架可以提高你自行车的整体性能。

5.After riding for a while, I noticed some creaking sounds coming from the bottom bracket.

骑行一段时间后，我注意到来自底部支架的吱吱声。

作文

The bicycle is a marvel of engineering, composed of various parts that work together to provide a smooth riding experience. One of the most critical components of a bicycle is the bottom bracket, which plays a vital role in the bike's overall functionality. The bottom bracket is the part of the bicycle frame that houses the spindle and connects the crankset to the bike. It allows the pedals to rotate freely while providing stability and support to the entire drivetrain system.Understanding the bottom bracket is essential for anyone who wants to maintain or upgrade their bicycle. There are different types of bottom brackets, including threaded and press-fit varieties, each serving a specific purpose and offering unique benefits. The threaded bottom bracket is the traditional option, featuring threads that screw into the frame, while the press-fit version is designed to be pressed directly into the frame without threads. This distinction is important because it affects how the bike handles and performs under various conditions.When choosing a bottom bracket, cyclists must consider factors such as compatibility with their frame and crankset, as well as the intended use of the bike. For instance, a mountain bike may require a more robust bottom bracket to withstand rough terrain, while a road bike may benefit from a lighter, more aerodynamic design. Additionally, the maintenance of the bottom bracket is crucial; regular inspection and cleaning can prevent issues such as creaking noises or difficulty in pedaling.A well-functioning bottom bracket contributes significantly to the efficiency of a cyclist's power transfer from the legs to the wheels. If the bottom bracket is worn out or damaged, it can lead to a loss of energy and a decrease in overall performance. Therefore, recognizing the signs of a failing bottom bracket—such as unusual noises or excessive play—can help riders address problems before they escalate.In conclusion, the bottom bracket is a fundamental part of a bicycle that should not be overlooked. Whether you are a casual rider or an avid cyclist, understanding the function and maintenance of the bottom bracket will enhance your biking experience. Investing time in learning about this crucial component can lead to better performance, increased safety, and ultimately, a more enjoyable ride. As you embark on your cycling journey, remember that every part of your bike, especially the bottom bracket, plays a role in your overall success on two wheels.

自行车是一项工程的奇迹，由各种部件组成，这些部件共同作用，以提供顺畅的骑行体验。其中一个最关键的部分是底部支架，它在自行车的整体功能中发挥着至关重要的作用。底部支架是自行车框架的一部分，容纳了轴心并将曲柄组连接到自行车上。它允许踏板自由旋转，同时为整个传动系统提供稳定性和支持。理解底部支架对任何想要维护或升级自行车的人来说都是必不可少的。底部支架有不同类型，包括螺纹和压入式，每种类型都有特定的用途和独特的好处。螺纹底部支架是传统选项，具有螺纹，可以拧入框架，而压入式版本则设计为直接压入框架，无需螺纹。这一点很重要，因为它影响自行车在各种条件下的处理和性能。选择底部支架时，自行车骑士必须考虑与他们的框架和曲柄组的兼容性，以及自行车的预期使用。例如，一辆山地自行车可能需要更坚固的底部支架以承受崎岖的地形，而公路自行车可能会受益于更轻、更具空气动力学设计的款式。此外，维护底部支架至关重要；定期检查和清洁可以防止出现如吱吱声或踏板困难等问题。一个运作良好的底部支架对骑行者将腿部力量有效传递到车轮的效率贡献重大。如果底部支架磨损或损坏，可能会导致能量损失和整体性能下降。因此，识别底部支架故障的迹象，例如异常噪音或过度松动，可以帮助骑士在问题恶化之前解决问题。总之，底部支架是自行车的基本部分，不应被忽视。无论你是休闲骑行者还是狂热自行车爱好者，理解底部支架的功能和维护将提升你的骑行体验。花时间了解这个关键组件的投资可以带来更好的性能、增加安全性，并最终使骑行更加愉快。当你踏上骑行之旅时，请记住，你的自行车的每一个部分，特别是底部支架，在你两轮成功的整体中都扮演着重要角色。