back wheel

简明释义

后轮

英英释义

例句

1.The mechanic adjusted the brakes on the back wheel 后轮 to improve stopping power.

机械师调整了后轮的刹车，以提高制动性能。

2.The bike fell over when the rider lost balance, causing the back wheel 后轮 to skid on the pavement.

当骑自行车的人失去平衡时，自行车倒了，导致后轮在路面上打滑。

3.Make sure to check the air pressure in the back wheel 后轮 before going on a long ride.

在长途骑行之前，一定要检查一下后轮的气压。

4.He noticed that the back wheel 后轮 was wobbling while riding down the street.

他注意到在街上骑行时，后轮在晃动。

5.After hitting a bump, the back wheel 后轮 of the car made a strange noise.

在撞到一个颠簸后，汽车的后轮发出了奇怪的声音。

作文

The bicycle is one of the most popular modes of transportation around the world. It offers not only a means to travel but also a way to exercise and enjoy the outdoors. When riding a bicycle, the mechanics of how it operates are fascinating, particularly the role of the wheels. Among the two wheels, the back wheel (后轮) plays a crucial part in maintaining balance and stability. As I rode my bike through the park yesterday, I couldn't help but notice how essential the back wheel (后轮) is for maneuvering. When I made sharp turns, it was the back wheel (后轮) that provided the necessary grip on the ground, allowing me to pivot without losing my balance. If the back wheel (后轮) were to slip, the entire bike could easily topple over, resulting in a fall. This made me appreciate the engineering that goes into designing bicycles, where both wheels need to work in harmony, but the back wheel (后轮) often bears the brunt of the weight and stress during rides.Additionally, the back wheel (后轮) is responsible for propelling the bike forward when you pedal. As the pedals turn, they engage with the chain that drives the back wheel (后轮). This connection is vital; without it, the bike would not move. I remember a time when my chain came off while riding, and suddenly, the back wheel (后轮) stopped turning effectively. It was a frustrating moment as I had to stop and fix the chain before I could continue my ride.Moreover, the back wheel (后轮) is also important when it comes to braking. Most bicycles utilize a rear brake system that engages the back wheel (后轮) to slow down or stop the bike. Learning to control the brakes effectively is essential for any cyclist. I recall an incident where I had to brake suddenly to avoid a pedestrian. The back wheel (后轮) skidded slightly, but thanks to my practice, I managed to maintain control and stop safely.In conclusion, the back wheel (后轮) of a bicycle may seem like just another component, but it plays a pivotal role in the overall function and safety of riding. From providing stability during turns to being the driving force behind movement and contributing to effective braking, the back wheel (后轮) is indispensable. The next time you hop on a bike, take a moment to appreciate this crucial part of your ride. It is a reminder of how essential each element is in our daily lives, whether it's a bike, a car, or any other mode of transportation. Understanding the importance of the back wheel (后轮) can enhance our appreciation for the simple yet complex machines we often take for granted.

自行车是全球最受欢迎的交通工具之一。它不仅提供了一种出行方式，还能锻炼身体，享受户外活动。当骑自行车时，其运作机制是迷人的，尤其是轮子的作用。在两个轮子中，back wheel（后轮）在保持平衡和稳定性方面发挥着至关重要的作用。昨天我骑着自行车穿过公园，忍不住注意到back wheel（后轮）在操控中的重要性。当我做急转弯时，正是back wheel（后轮）提供了必要的抓地力，让我能够在不失去平衡的情况下转弯。如果back wheel（后轮）滑动，整辆自行车很容易就会翻倒，导致摔倒。这让我更加欣赏自行车设计中的工程技术，两个轮子需要协调工作，但back wheel（后轮）往往承受着骑行过程中大部分的重量和压力。此外，back wheel（后轮）在踩踏时也是推动自行车前进的关键。当你踩踏板时，它与链条连接，驱动back wheel（后轮）。这种连接至关重要；没有它，自行车就无法移动。我记得有一次骑行时链条脱落，突然间，back wheel（后轮）停止了有效转动。这是一个令人沮丧的时刻，因为我不得不停下来修理链条才能继续骑行。而且，back wheel（后轮）在刹车时也非常重要。大多数自行车使用后刹车系统来控制back wheel（后轮），以减速或停车。学习如何有效控制刹车对任何骑自行车的人来说都是必不可少的。我回想起一次为了避免行人而突然刹车的经历。back wheel（后轮）稍微打滑，但多亏了我的练习，我成功地保持了控制，安全停下。总之，back wheel（后轮）看似只是自行车的一个组成部分，但它在骑行的整体功能和安全性中发挥着关键作用。从在转弯时提供稳定性到作为运动的驱动力，再到有效刹车的贡献，back wheel（后轮）是不可或缺的。下次你骑上自行车时，不妨花点时间欣赏这一关键部分。这提醒我们，每个元素在日常生活中都是至关重要的，无论是自行车、汽车还是其他任何交通工具。理解back wheel（后轮）的重要性，可以增强我们对这些简单却复杂的机器的欣赏，而这些机器往往被我们所忽视。