Low Pitched Sound

Before the others could even figure out what was going on, they saw that Lucille had finished her acupuncture! The principal was also stunned and couldn't help but scold, "Do you know which are the correct points? How dare you randomly stick the needles into him? Can you bear the responsibility if something happens to him?" Lucille ignored him. Mr. Dumb was trying to say something in a panic, but because he did not know how to speak, he could only make a low-pitched sound from his throat. When the other students heard this, they immediately shouted, "Look, Mr. Dumb is saying it hurts! Why don't you take the silver needles off quickly?" Mr. Dumb was so anxious that he was sweating. He could only express it with his gestures... 'It doesn't hurt, don't blame her for nothing'. Lucille said placidly, "Hold on, it'll just be another two minutes." The principal was furious, but he still waited patiently for two minutes. Two minutes later, when he was about to forcefully remove the silver need