| 1. | The spokesman reminded permit holders to observe the code of practice for cyclists and comply with safety requirements , including standard helmets , colourful jerseys , suitable shoes , sturdily built bikes with effective braking systems , horns or bells and tyres not less than 4 . 5cm in width
发言人提醒持证人，必须遵守使用越野单车守则及配有必须的安全装备，包括配戴标准头盔、穿上彩色衣服和合适鞋履、单车的结构要稳固和设有有效刹车掣、响号或车铃，而轮胎阔度不少于四点五厘米。 |
