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最近,美国研究人员发现,大声说话有利于治疗一些脑组织损伤性疾病。研究人员要求试验对象用4种不同的声调念句子。这些句子长短不一。这4种不同的声调包括:正常声音、比正常声音高10
Recently, US researchers found that speaking loudly is good for treating some brain tissue damage. The researchers asked the subjects to read the sentences in four different tones. These sentences vary in length. These 4 different tones include: normal sound, 10 higher than normal sound