This is the 12307th most frequent Korean word.
단속하고
"단속하고" means "cracking down" or "monitoring and enforcing."
In this sentence, "단속하고" is used to describe the act of controlling or monitoring the behavior of vehicles by the traffic police.
교통 경찰이 차를 단속하고 있습니다.
The traffic police are controlling cars.
Here, "단속하고" indicates ensuring adherence to rules within a classroom environment by the teacher.
선생님은 학급의 규칙을 단속하고 있다.
The teacher is enforcing the class rules.
In this instance, "단속하고" refers to the act of monitoring and managing entry and exit movements by the security guard.