骑行是一项既能锻炼身体，又能享受自然的运动方式。它通过骑自行车进行，不仅能提高体力和心肺功能，还能减压放松。无论是日常通勤、长途旅行还是山地探险，骑行都可以帮助人们增强体力、提升耐力，并减少碳排放，成为一种环保的出行方式。随着骑行文化的普及，越来越多人选择将骑行作为日常运动的一部分。

英语词汇及解析：

1. Cycling
   Cycling is a great way to stay fit.
   解析：骑行是保持健康的好方法。

2. Bicycle
   She rides her bicycle to work every day.
   解析：她每天骑自行车上班。

3. Helmet
   Always wear a helmet when cycling for safety.
   解析：骑行时一定要佩戴头盔以保证安全。

4. Pedal
   He pedaled quickly to catch up with the group.
   解析：他快速蹬踏脚踏板赶上了队伍。

5. Gear
   Changing gears on a bike helps control speed.
   解析：换挡帮助控制自行车的速度。

6. Chain
   The bike's chain is rusty and needs to be oiled.
   解析：自行车的链条生锈了，需要上油。

7. Saddle
   The saddle on my bike is very comfortable.
   解析：我自行车的鞍座非常舒适。

8. Handlebar
   He gripped the handlebar tightly during the race.
   解析：他在比赛中紧握车把。

9. Brake
   Make sure to check your brakes before a long ride.
   解析：在长途骑行之前，一定要检查刹车。

10. Wheel
    The front wheel of the bike is slightly wobbly.
    解析：自行车的前轮有点晃动。

11. Tires
    Flat tires can be a problem when cycling long distances.
    解析：长时间骑行时，爆胎可能成为问题。

12. Cycle path
    There is a designated cycle path along the river.
    解析：沿河有一条专用的自行车道。

13. Road bike
    Road bikes are designed for smooth, paved roads.
    解析：公路车是为平坦的铺路设计的。

14. Mountain bike
    Mountain bikes are ideal for off-road riding.
    解析：山地车适合越野骑行。

15. Commuting
    He enjoys commuting by bike rather than taking the bus.
    解析：他更喜欢骑自行车上班，而不是乘公交车。

16. Trail
    The trail is steep and challenging for cyclists.
    解析：这条小路对骑行者来说陡峭且有挑战性。

17. Speed
    Cycling at high speed can be dangerous without proper gear.
    解析：没有适当装备，高速骑行可能很危险。

18. Fitness
    Cycling regularly improves cardiovascular fitness.
    解析：定期骑行可以改善心血管健康。

19. Exercise
    Cycling is an excellent form of exercise for building strength.
    解析：骑行是一种增强力量的极佳运动形式。

20. Tour
    She is planning a cycling tour through the mountains.
    解析：她计划进行一次穿越山脉的骑行之旅。

21. Adventure
    Cycling through the countryside can be an exciting adventure.
    解析：骑行穿越乡村可以是一次令人兴奋的冒险。

22. Environment
    Cycling is an environmentally friendly mode of transport.
    解析：骑行是一种环保的交通方式。

23. Eco-friendly
    Bicycles are an eco-friendly alternative to cars.
    解析：自行车是汽车的环保替代品。

24. Health
    Cycling contributes to overall health and well-being.
    解析：骑行有助于整体健康和福祉。

25. Endurance
    Cycling long distances can build endurance and stamina.
    解析：长时间骑行可以增强耐力和持久力。

26. Balance
    Good balance is essential for safe cycling.
    解析：良好的平衡是安全骑行的关键。

27. Agility
    Agility is important when navigating through busy streets on a bike.
    解析：在繁忙的街道上骑行时，灵活性非常重要。

28. Exploration
    

29. 词汇