Sonar is a detection device constructed using the propagation and reflection characteristics of sound waves in liquids. It can detect the properties of underwater targets such as location, shape, and movement direction.
At this moment, the sonar screen displayed countless points of light. They were so dense, fused together, forming an unbroken curtain of light.
The captain couldn't believe his eyes and asked in shock, "How is such a magnitude possible... Is there a malfunction with the equipment?!"
Sonar operator: "No... I checked, there is no malfunction with the equipment..."
Captain: "What are these things?"
"According to the feedback data, judging from the shape displayed, it seems..." The sonar operator could hardly believe what he was about to say, his voice low like a whisper, "It seems to be people."
