be careful 小心
wait a minute ,do not catch a second.宁等一分，不抢一秒
green means cross,red means stop,绿灯行，红灯停
keep transportation rules 遵守交通规则

交通知识英语作文50词左右

Cycling safety knowledge

Cycling classmates, before going out to check the vehicle brake lock, card, bell, is effective, to guarantee that no problems before the road. On the road to the non-motor vehicle lane, Lane on the right side of the road is not divided into. Through the intersection to observe the signal, don't stop across the stop line; don't bypass the signal travelling; don't ride retrograde; do not help a shoulder parallel; not hands away from the ride; not climb to other vehicles; not on the sidewalk riding. Across4 or more motor lane or the middle of brake failure, must push bike; when turning to hand signals, not forced Meng po.

骑车安全常识
骑车外出的同学，出行前要先检查一下车辆的铃、闸、锁、牌是否齐全有效，保证没有问题后方可上路。在道路上要在非机动车道内行驶，没有划分车道要靠右边行驶。通过路口时要严守信号，停车不要越过停车线；不要绕过信号行驶；不要骑车逆行；不扶肩并行；不双手离把骑车；不攀扶其他车辆；不在便道上骑车。在横穿4条以上机动车道或中途车闸失效时，须下车推行；骑车转弯时要伸手示意，不要强行猛拐 。