This is the 7529th most frequent Chinese word.
警用
"警用" means "police use" or "for police use."
Here, '警用' is used as an adjective to describe the vehicle ('车辆') as being for police use.
这辆车是警用车辆，用于追捕嫌疑人。
This car is a police vehicle, used for pursuing suspects.
In this sentence, '警用' modifies '设备' to specify the equipment designed for police operations.
这些警用设备能够帮助警方快速响应紧急情况。
These police equipment can help the police respond quickly to emergencies.
The term '警用' describes '技术', indicating technology utilized by law enforcement professionals.