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有的同学在高兴的时候喜欢大声喊叫,其实这种习惯并不好,不仅造成嗓音污染,还会引起一些喉部疾病,影响发声和呼吸。
Some students like to shout when they are happy. Actually, this habit is not good. It not only causes voice pollution, but also causes some laryngeal diseases that affect vocalization and breathing.