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你知道吗预防疾病,很重要的一点,就是洗手。如果没有养成洗手的习惯,用不干净的手抓东西吃,或把手指含在
Did you know that to prevent the disease, it is very important to wash your hands. If you do not develop the habit of washing your hands, use a dirty hand to grab something or include your finger