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Laser-focused
 means intense concentration or attention on a specific task, goal, or topic, with no distractions. It’s like having a laser beam aimed directly at your target. In simple words, Laser-focused means giving all your attention to one thing and not letting anything distract you.
Examples:
1-  Stephen Hawking was deeply dedicated to studying black holes and the universe. He committed his life to theoretical physics, despite facing serious physical challenges. He was laser focused fo find answers for his questions.
2-  During the Zoom meeting, Jack was laser-focused on hiding his pajama pants from the camera, staying perfectly still to avoid being caught.