违反了交通规则，
就要开罚单或者罚款了。
违反交通规则
be against the traffic(rules/regulations/law)
违法;违章
violation of laws
罚单
ticket
开罚单
write/give a ticket
被开罚单
get a ticket
罚款
fine

例句：
We can't turn left here. It's against the traffic regulations.
这儿不能左转弯，要违反交通规则的。
I got a ticket this morning because I ran the red light.
我早上因为闯红灯被开罚单了。
I got caught by the traffic police when I ran the red light, and he wrote me a ticket.
我闯红灯的时候被交警逮到，还被开罚单。
I was fined 200 yuan for parking my car in a No Parking area.
我把车停在非停车区，结果被罚了200块。