词汇网络: roz

A patrol is a person or group that goes around an area to make sure it is safe. It can also mean the act of moving through an area to watch for problems or danger.

A siren is a device that makes a loud, prolonged, and often wailing sound used as a warning signal. In mythology, it also refers to a creature that lures sailors to their doom with enchanting music.

The civil force responsible for maintaining public order.