英语翻译
问题描述：
英语翻译
1.乘客需加强安全意识,掌握急救知识
2.*应增加公交车的数量,避免【超载】(overload)
3.公交车上要配备【灭火器】（fire extinguisher)等安全设备
3.对车辆进行定期检查,排除安全隐患
PS：不一定逐字翻译,可变换另一种说法,但意思要一致!
翻译英文
答
1.Passengers should strengthen safety awareness and know well about first-aid knowledge.
2.Government have to increase the amount of bus in order to avoid overload.
3.It's a must that buses have to be equipped with safety equipment such as fire extinguisher.
4.Vehicles shoule have check-up regularly so that the Safety potential could be removed.